26855920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:88

約数の個数: 240

約数和(自身を含む): 85494528

約数和(自身を除く): 58638608

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 31, 34, 35, 40, 49, 52, 56, 62, 65, 68, 70, 80, 85, 91, 98, 104, 112, 119, 124, 130, 136, 140, 155, 170, 182, 196, 208, 217, 221, 238, 245, 248, 260, 272, 280, 310, 340, 364, 392, 403, 434, 442, 455, 476, 490, 496, 520, 527, 560, 595, 620, 637, 680, 728, 784, 806, 833, 868, 884, 910, 952, 980, 1040, 1054, 1085, 1105, 1190, 1240, 1274, 1360, 1456, 1519, 1547, 1612, 1666, 1736, 1768, 1820, 1904, 1960, 2015, 2108, 2170, 2210, 2380, 2480, 2548, 2635, 2821, 3038, 3094, 3185, 3224, 3332, 3472, 3536, 3640, 3689, 3920, 4030, 4165, 4216, 4340, 4420, 4760, 5096, 5270, 5642, 6076, 6188, 6370, 6448, 6664, 6851, 7280, 7378, 7595, 7735, 8060, 8330, 8432, 8680, 8840, 9520, 10192, 10540, 10829, 11284, 12152, 12376, 12740, 13328, 13702, 14105, 14756, 15190, 15470, 16120, 16660, 17360, 17680, 18445, 19747, 21080, 21658, 22568, 24304, 24752, 25480, 25823, 27404, 28210, 29512, 30380, 30940, 32240, 33320, 34255, 36890, 39494, 42160, 43316, 45136, 47957, 50960, 51646, 54145, 54808, 56420, 59024, 60760, 61880, 66640, 68510, 73780, 78988, 86632, 95914, 98735, 103292, 108290, 109616, 112840, 121520, 123760, 129115, 137020, 147560, 157976, 173264, 191828, 197470, 206584, 216580, 225680, 239785, 258230, 274040, 295120, 315952, 335699, 383656, 394940, 413168, 433160, 479570, 516460, 548080, 671398, 767312, 789880, 866320, 959140, 1032920, 1342796, 1579760, 1678495, 1918280, 2065840, 2685592, 3356990, 3836560, 5371184, 6713980, 13427960, 26855920]

約数ペア:

[(1, 26855920), (2, 13427960), (4, 6713980), (5, 5371184), (7, 3836560), (8, 3356990), (10, 2685592), (13, 2065840), (14, 1918280), (16, 1678495), (17, 1579760), (20, 1342796), (26, 1032920), (28, 959140), (31, 866320), (34, 789880), (35, 767312), (40, 671398), (49, 548080), (52, 516460), (56, 479570), (62, 433160), (65, 413168), (68, 394940), (70, 383656), (80, 335699), (85, 315952), (91, 295120), (98, 274040), (104, 258230), (112, 239785), (119, 225680), (124, 216580), (130, 206584), (136, 197470), (140, 191828), (155, 173264), (170, 157976), (182, 147560), (196, 137020), (208, 129115), (217, 123760), (221, 121520), (238, 112840), (245, 109616), (248, 108290), (260, 103292), (272, 98735), (280, 95914), (310, 86632), (340, 78988), (364, 73780), (392, 68510), (403, 66640), (434, 61880), (442, 60760), (455, 59024), (476, 56420), (490, 54808), (496, 54145), (520, 51646), (527, 50960), (560, 47957), (595, 45136), (620, 43316), (637, 42160), (680, 39494), (728, 36890), (784, 34255), (806, 33320), (833, 32240), (868, 30940), (884, 30380), (910, 29512), (952, 28210), (980, 27404), (1040, 25823), (1054, 25480), (1085, 24752), (1105, 24304), (1190, 22568), (1240, 21658), (1274, 21080), (1360, 19747), (1456, 18445), (1519, 17680), (1547, 17360), (1612, 16660), (1666, 16120), (1736, 15470), (1768, 15190), (1820, 14756), (1904, 14105), (1960, 13702), (2015, 13328), (2108, 12740), (2170, 12376), (2210, 12152), (2380, 11284), (2480, 10829), (2548, 10540), (2635, 10192), (2821, 9520), (3038, 8840), (3094, 8680), (3185, 8432), (3224, 8330), (3332, 8060), (3472, 7735), (3536, 7595), (3640, 7378), (3689, 7280), (3920, 6851), (4030, 6664), (4165, 6448), (4216, 6370), (4340, 6188), (4420, 6076), (4760, 5642), (5096, 5270)]