55515140

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{20261}}^1$

素因数の和:20407

約数の個数: 24

約数和(自身を含む): 117438552

約数和(自身を除く): 61923412

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 20261, 40522, 81044, 101305, 202610, 405220, 2775757, 5551514, 11103028, 13878785, 27757570, 55515140]

約数ペア:

[(1, 55515140), (2, 27757570), (4, 13878785), (5, 11103028), (10, 5551514), (20, 2775757), (137, 405220), (274, 202610), (548, 101305), (685, 81044), (1370, 40522), (2740, 20261)]