4971890

素因数分解:

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

素因数の和:623

約数の個数: 48

約数和(自身を含む): 11261376

約数和(自身を除く): 6289486

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 587, 605, 770, 847, 1174, 1210, 1694, 2935, 4109, 4235, 5870, 6457, 8218, 8470, 12914, 20545, 32285, 41090, 45199, 64570, 71027, 90398, 142054, 225995, 355135, 451990, 497189, 710270, 994378, 2485945, 4971890]

約数ペア:

[(1, 4971890), (2, 2485945), (5, 994378), (7, 710270), (10, 497189), (11, 451990), (14, 355135), (22, 225995), (35, 142054), (55, 90398), (70, 71027), (77, 64570), (110, 45199), (121, 41090), (154, 32285), (242, 20545), (385, 12914), (587, 8470), (605, 8218), (770, 6457), (847, 5870), (1174, 4235), (1210, 4109), (1694, 2935)]