55313140

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{25373}}^1$

素因数の和:25491

約数の個数: 24

約数和(自身を含む): 117227880

約数和(自身を除く): 61914740

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 25373, 50746, 101492, 126865, 253730, 507460, 2765657, 5531314, 11062628, 13828285, 27656570, 55313140]

約数ペア:

[(1, 55313140), (2, 27656570), (4, 13828285), (5, 11062628), (10, 5531314), (20, 2765657), (109, 507460), (218, 253730), (436, 126865), (545, 101492), (1090, 50746), (2180, 25373)]