1420540

素因数分解:

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

素因数の和:618

約数の個数: 36

約数和(自身を含む): 3284568

約数和(自身を除く): 1864028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 587, 605, 1174, 1210, 2348, 2420, 2935, 5870, 6457, 11740, 12914, 25828, 32285, 64570, 71027, 129140, 142054, 284108, 355135, 710270, 1420540]

約数ペア:

[(1, 1420540), (2, 710270), (4, 355135), (5, 284108), (10, 142054), (11, 129140), (20, 71027), (22, 64570), (44, 32285), (55, 25828), (110, 12914), (121, 11740), (220, 6457), (242, 5870), (484, 2935), (587, 2420), (605, 2348), (1174, 1210)]