9943780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{587}}^1$

素因数の和:625

約数の個数: 72

約数和(自身を含む): 26276544

約数和(自身を除く): 16332764

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 587, 605, 770, 847, 1174, 1210, 1540, 1694, 2348, 2420, 2935, 3388, 4109, 4235, 5870, 6457, 8218, 8470, 11740, 12914, 16436, 16940, 20545, 25828, 32285, 41090, 45199, 64570, 71027, 82180, 90398, 129140, 142054, 180796, 225995, 284108, 355135, 451990, 497189, 710270, 903980, 994378, 1420540, 1988756, 2485945, 4971890, 9943780]

約数ペア:

[(1, 9943780), (2, 4971890), (4, 2485945), (5, 1988756), (7, 1420540), (10, 994378), (11, 903980), (14, 710270), (20, 497189), (22, 451990), (28, 355135), (35, 284108), (44, 225995), (55, 180796), (70, 142054), (77, 129140), (110, 90398), (121, 82180), (140, 71027), (154, 64570), (220, 45199), (242, 41090), (308, 32285), (385, 25828), (484, 20545), (587, 16940), (605, 16436), (770, 12914), (847, 11740), (1174, 8470), (1210, 8218), (1540, 6457), (1694, 5870), (2348, 4235), (2420, 4109), (2935, 3388)]