1940326960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{907}}^1$

素因数の和:972

約数の個数: 240

約数和(自身を含む): 5660450208

約数和(自身を除く): 3720123248

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 17, 20, 22, 26, 34, 40, 44, 52, 55, 65, 68, 80, 85, 88, 104, 110, 121, 130, 136, 143, 170, 176, 187, 208, 220, 221, 242, 260, 272, 286, 340, 374, 440, 442, 484, 520, 572, 605, 680, 715, 748, 880, 884, 907, 935, 968, 1040, 1105, 1144, 1210, 1360, 1430, 1496, 1573, 1768, 1814, 1870, 1936, 2057, 2210, 2288, 2420, 2431, 2860, 2992, 3146, 3536, 3628, 3740, 4114, 4420, 4535, 4840, 4862, 5720, 6292, 7256, 7480, 7865, 8228, 8840, 9070, 9680, 9724, 9977, 10285, 11440, 11791, 12155, 12584, 14512, 14960, 15419, 15730, 16456, 17680, 18140, 19448, 19954, 20570, 23582, 24310, 25168, 26741, 30838, 31460, 32912, 36280, 38896, 39908, 41140, 47164, 48620, 49885, 53482, 58955, 61676, 62920, 72560, 77095, 79816, 82280, 94328, 97240, 99770, 106964, 109747, 117910, 123352, 125840, 129701, 133705, 154190, 159632, 164560, 169609, 188656, 194480, 199540, 200447, 213928, 219494, 235820, 246704, 259402, 267410, 308380, 339218, 399080, 400894, 427856, 438988, 471640, 518804, 534820, 548735, 616760, 648505, 678436, 798160, 801788, 848045, 877976, 943280, 1002235, 1037608, 1069640, 1097470, 1233520, 1297010, 1356872, 1426711, 1603576, 1696090, 1755952, 1865699, 2004470, 2075216, 2139280, 2194940, 2204917, 2594020, 2713744, 2853422, 3207152, 3392180, 3731398, 4008940, 4389880, 4409834, 5188040, 5706844, 6784360, 7133555, 7462796, 8017880, 8779760, 8819668, 9328495, 10376080, 11024585, 11413688, 13568720, 14267110, 14925592, 16035760, 17639336, 18656990, 22049170, 22827376, 24254087, 28534220, 29851184, 35278672, 37313980, 44098340, 48508174, 57068440, 74627960, 88196680, 97016348, 114136880, 121270435, 149255920, 176393360, 194032696, 242540870, 388065392, 485081740, 970163480, 1940326960]

約数ペア:

[(1, 1940326960), (2, 970163480), (4, 485081740), (5, 388065392), (8, 242540870), (10, 194032696), (11, 176393360), (13, 149255920), (16, 121270435), (17, 114136880), (20, 97016348), (22, 88196680), (26, 74627960), (34, 57068440), (40, 48508174), (44, 44098340), (52, 37313980), (55, 35278672), (65, 29851184), (68, 28534220), (80, 24254087), (85, 22827376), (88, 22049170), (104, 18656990), (110, 17639336), (121, 16035760), (130, 14925592), (136, 14267110), (143, 13568720), (170, 11413688), (176, 11024585), (187, 10376080), (208, 9328495), (220, 8819668), (221, 8779760), (242, 8017880), (260, 7462796), (272, 7133555), (286, 6784360), (340, 5706844), (374, 5188040), (440, 4409834), (442, 4389880), (484, 4008940), (520, 3731398), (572, 3392180), (605, 3207152), (680, 2853422), (715, 2713744), (748, 2594020), (880, 2204917), (884, 2194940), (907, 2139280), (935, 2075216), (968, 2004470), (1040, 1865699), (1105, 1755952), (1144, 1696090), (1210, 1603576), (1360, 1426711), (1430, 1356872), (1496, 1297010), (1573, 1233520), (1768, 1097470), (1814, 1069640), (1870, 1037608), (1936, 1002235), (2057, 943280), (2210, 877976), (2288, 848045), (2420, 801788), (2431, 798160), (2860, 678436), (2992, 648505), (3146, 616760), (3536, 548735), (3628, 534820), (3740, 518804), (4114, 471640), (4420, 438988), (4535, 427856), (4840, 400894), (4862, 399080), (5720, 339218), (6292, 308380), (7256, 267410), (7480, 259402), (7865, 246704), (8228, 235820), (8840, 219494), (9070, 213928), (9680, 200447), (9724, 199540), (9977, 194480), (10285, 188656), (11440, 169609), (11791, 164560), (12155, 159632), (12584, 154190), (14512, 133705), (14960, 129701), (15419, 125840), (15730, 123352), (16456, 117910), (17680, 109747), (18140, 106964), (19448, 99770), (19954, 97240), (20570, 94328), (23582, 82280), (24310, 79816), (25168, 77095), (26741, 72560), (30838, 62920), (31460, 61676), (32912, 58955), (36280, 53482), (38896, 49885), (39908, 48620), (41140, 47164)]