57022780

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{6971}}^1$

素因数の和:7389

約数の個数: 24

約数和(自身を含む): 120057840

約数和(自身を除く): 63035060

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 6971, 8180, 13942, 27884, 34855, 69710, 139420, 2851139, 5702278, 11404556, 14255695, 28511390, 57022780]

約数ペア:

[(1, 57022780), (2, 28511390), (4, 14255695), (5, 11404556), (10, 5702278), (20, 2851139), (409, 139420), (818, 69710), (1636, 34855), (2045, 27884), (4090, 13942), (6971, 8180)]