128202470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{2237}}^1$

素因数の和:2776

約数の個数: 32

約数和(自身を含む): 252338976

約数和(自身を除く): 124136506

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 521, 1042, 2237, 2605, 4474, 5210, 5731, 11185, 11462, 22370, 24607, 28655, 49214, 57310, 123035, 246070, 1165477, 2330954, 5827385, 11654770, 12820247, 25640494, 64101235, 128202470]

約数ペア:

[(1, 128202470), (2, 64101235), (5, 25640494), (10, 12820247), (11, 11654770), (22, 5827385), (55, 2330954), (110, 1165477), (521, 246070), (1042, 123035), (2237, 57310), (2605, 49214), (4474, 28655), (5210, 24607), (5731, 22370), (11185, 11462)]