23719960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:137

約数の個数: 128

約数和(自身を含む): 63037440

約数和(自身を除く): 39317480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 37, 40, 44, 47, 55, 62, 74, 88, 94, 110, 124, 148, 155, 185, 188, 220, 235, 248, 296, 310, 341, 370, 376, 407, 440, 470, 517, 620, 682, 740, 814, 940, 1034, 1147, 1240, 1364, 1457, 1480, 1628, 1705, 1739, 1880, 2035, 2068, 2294, 2585, 2728, 2914, 3256, 3410, 3478, 4070, 4136, 4588, 5170, 5735, 5828, 6820, 6956, 7285, 8140, 8695, 9176, 10340, 11470, 11656, 12617, 13640, 13912, 14570, 16027, 16280, 17390, 19129, 20680, 22940, 25234, 29140, 32054, 34780, 38258, 45880, 50468, 53909, 58280, 63085, 64108, 69560, 76516, 80135, 95645, 100936, 107818, 126170, 128216, 153032, 160270, 191290, 215636, 252340, 269545, 320540, 382580, 431272, 504680, 539090, 592999, 641080, 765160, 1078180, 1185998, 2156360, 2371996, 2964995, 4743992, 5929990, 11859980, 23719960]

約数ペア:

[(1, 23719960), (2, 11859980), (4, 5929990), (5, 4743992), (8, 2964995), (10, 2371996), (11, 2156360), (20, 1185998), (22, 1078180), (31, 765160), (37, 641080), (40, 592999), (44, 539090), (47, 504680), (55, 431272), (62, 382580), (74, 320540), (88, 269545), (94, 252340), (110, 215636), (124, 191290), (148, 160270), (155, 153032), (185, 128216), (188, 126170), (220, 107818), (235, 100936), (248, 95645), (296, 80135), (310, 76516), (341, 69560), (370, 64108), (376, 63085), (407, 58280), (440, 53909), (470, 50468), (517, 45880), (620, 38258), (682, 34780), (740, 32054), (814, 29140), (940, 25234), (1034, 22940), (1147, 20680), (1240, 19129), (1364, 17390), (1457, 16280), (1480, 16027), (1628, 14570), (1705, 13912), (1739, 13640), (1880, 12617), (2035, 11656), (2068, 11470), (2294, 10340), (2585, 9176), (2728, 8695), (2914, 8140), (3256, 7285), (3410, 6956), (3478, 6820), (4070, 5828), (4136, 5735), (4588, 5170)]