2041595920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:282

約数の個数: 320

約数和(自身を含む): 6209602560

約数和(自身を除く): 4168006640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 80, 89, 91, 92, 104, 112, 115, 130, 137, 140, 161, 178, 182, 184, 208, 230, 260, 274, 280, 299, 322, 356, 364, 368, 445, 455, 460, 520, 548, 560, 598, 623, 644, 685, 712, 728, 805, 890, 910, 920, 959, 1040, 1096, 1157, 1196, 1246, 1288, 1370, 1424, 1456, 1495, 1610, 1780, 1781, 1820, 1840, 1918, 2047, 2093, 2192, 2314, 2392, 2492, 2576, 2740, 2990, 3115, 3151, 3220, 3560, 3562, 3640, 3836, 4094, 4186, 4628, 4784, 4795, 4984, 5480, 5785, 5980, 6230, 6302, 6440, 7120, 7124, 7280, 7672, 8099, 8188, 8372, 8905, 9256, 9590, 9968, 10235, 10465, 10960, 11570, 11960, 12193, 12460, 12467, 12604, 12880, 14248, 14329, 15344, 15755, 16198, 16376, 16744, 17810, 18512, 19180, 20470, 20930, 22057, 23140, 23920, 24386, 24920, 24934, 25208, 26611, 28496, 28658, 31510, 32396, 32752, 33488, 35620, 38360, 40495, 40940, 40963, 41860, 44114, 46280, 48772, 49840, 49868, 50416, 53222, 57316, 60965, 62335, 63020, 64792, 71240, 71645, 76720, 80990, 81880, 81926, 83720, 85351, 88228, 92560, 97544, 99736, 106444, 110285, 114632, 121930, 124670, 126040, 129584, 133055, 142480, 143290, 158509, 161980, 163760, 163852, 167440, 170702, 176456, 186277, 195088, 199472, 204815, 212888, 220570, 229264, 243860, 249340, 252080, 266110, 280439, 286580, 286741, 317018, 323960, 327704, 341404, 352912, 372554, 409630, 425776, 426755, 441140, 487720, 498680, 532220, 560878, 573160, 573482, 634036, 647920, 655408, 682808, 745108, 792545, 819260, 853510, 882280, 931385, 975440, 997360, 1064440, 1109563, 1121756, 1146320, 1146964, 1268072, 1365616, 1402195, 1433705, 1490216, 1585090, 1638520, 1707020, 1764560, 1862770, 1963073, 2128880, 2219126, 2243512, 2293928, 2536144, 2804390, 2867410, 2980432, 3170180, 3277040, 3414040, 3645707, 3725540, 3926146, 4438252, 4487024, 4587856, 5547815, 5608780, 5734820, 6340360, 6828080, 7291414, 7451080, 7852292, 8876504, 9815365, 11095630, 11217560, 11469640, 12680720, 14582828, 14902160, 15704584, 17753008, 18228535, 19630730, 22191260, 22435120, 22939280, 25519949, 29165656, 31409168, 36457070, 39261460, 44382520, 51039898, 58331312, 72914140, 78522920, 88765040, 102079796, 127599745, 145828280, 157045840, 204159592, 255199490, 291656560, 408319184, 510398980, 1020797960, 2041595920]

約数ペア:

[(1, 2041595920), (2, 1020797960), (4, 510398980), (5, 408319184), (7, 291656560), (8, 255199490), (10, 204159592), (13, 157045840), (14, 145828280), (16, 127599745), (20, 102079796), (23, 88765040), (26, 78522920), (28, 72914140), (35, 58331312), (40, 51039898), (46, 44382520), (52, 39261460), (56, 36457070), (65, 31409168), (70, 29165656), (80, 25519949), (89, 22939280), (91, 22435120), (92, 22191260), (104, 19630730), (112, 18228535), (115, 17753008), (130, 15704584), (137, 14902160), (140, 14582828), (161, 12680720), (178, 11469640), (182, 11217560), (184, 11095630), (208, 9815365), (230, 8876504), (260, 7852292), (274, 7451080), (280, 7291414), (299, 6828080), (322, 6340360), (356, 5734820), (364, 5608780), (368, 5547815), (445, 4587856), (455, 4487024), (460, 4438252), (520, 3926146), (548, 3725540), (560, 3645707), (598, 3414040), (623, 3277040), (644, 3170180), (685, 2980432), (712, 2867410), (728, 2804390), (805, 2536144), (890, 2293928), (910, 2243512), (920, 2219126), (959, 2128880), (1040, 1963073), (1096, 1862770), (1157, 1764560), (1196, 1707020), (1246, 1638520), (1288, 1585090), (1370, 1490216), (1424, 1433705), (1456, 1402195), (1495, 1365616), (1610, 1268072), (1780, 1146964), (1781, 1146320), (1820, 1121756), (1840, 1109563), (1918, 1064440), (2047, 997360), (2093, 975440), (2192, 931385), (2314, 882280), (2392, 853510), (2492, 819260), (2576, 792545), (2740, 745108), (2990, 682808), (3115, 655408), (3151, 647920), (3220, 634036), (3560, 573482), (3562, 573160), (3640, 560878), (3836, 532220), (4094, 498680), (4186, 487720), (4628, 441140), (4784, 426755), (4795, 425776), (4984, 409630), (5480, 372554), (5785, 352912), (5980, 341404), (6230, 327704), (6302, 323960), (6440, 317018), (7120, 286741), (7124, 286580), (7280, 280439), (7672, 266110), (8099, 252080), (8188, 249340), (8372, 243860), (8905, 229264), (9256, 220570), (9590, 212888), (9968, 204815), (10235, 199472), (10465, 195088), (10960, 186277), (11570, 176456), (11960, 170702), (12193, 167440), (12460, 163852), (12467, 163760), (12604, 161980), (12880, 158509), (14248, 143290), (14329, 142480), (15344, 133055), (15755, 129584), (16198, 126040), (16376, 124670), (16744, 121930), (17810, 114632), (18512, 110285), (19180, 106444), (20470, 99736), (20930, 97544), (22057, 92560), (23140, 88228), (23920, 85351), (24386, 83720), (24920, 81926), (24934, 81880), (25208, 80990), (26611, 76720), (28496, 71645), (28658, 71240), (31510, 64792), (32396, 63020), (32752, 62335), (33488, 60965), (35620, 57316), (38360, 53222), (40495, 50416), (40940, 49868), (40963, 49840), (41860, 48772), (44114, 46280)]