56426660

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{68813}}^1$

素因数の和:68863

約数の個数: 24

約数和(自身を含む): 121387896

約数和(自身を除く): 64961236

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 68813, 137626, 275252, 344065, 688130, 1376260, 2821333, 5642666, 11285332, 14106665, 28213330, 56426660]

約数ペア:

[(1, 56426660), (2, 28213330), (4, 14106665), (5, 11285332), (10, 5642666), (20, 2821333), (41, 1376260), (82, 688130), (164, 344065), (205, 275252), (410, 137626), (820, 68813)]