61807790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{2351}}^1$

素因数の和:2608

約数の個数: 32

約数和(自身を含む): 121927680

約数和(自身を除く): 60119890

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 239, 478, 1195, 2351, 2390, 2629, 4702, 5258, 11755, 13145, 23510, 25861, 26290, 51722, 129305, 258610, 561889, 1123778, 2809445, 5618890, 6180779, 12361558, 30903895, 61807790]

約数ペア:

[(1, 61807790), (2, 30903895), (5, 12361558), (10, 6180779), (11, 5618890), (22, 2809445), (55, 1123778), (110, 561889), (239, 258610), (478, 129305), (1195, 51722), (2351, 26290), (2390, 25861), (2629, 23510), (4702, 13145), (5258, 11755)]