1356557620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{560561}}^1$

素因数の和:560592

約数の個数: 36

約数和(自身を含む): 3131299332

約数和(自身を除く): 1774741712

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 560561, 1121122, 2242244, 2802805, 5605610, 6166171, 11211220, 12332342, 24664684, 30830855, 61661710, 67827881, 123323420, 135655762, 271311524, 339139405, 678278810, 1356557620]

約数ペア:

[(1, 1356557620), (2, 678278810), (4, 339139405), (5, 271311524), (10, 135655762), (11, 123323420), (20, 67827881), (22, 61661710), (44, 30830855), (55, 24664684), (110, 12332342), (121, 11211220), (220, 6166171), (242, 5605610), (484, 2802805), (605, 2242244), (1210, 1121122), (2420, 560561)]