57691120

素因数分解:

$2^4\times 5^1\times {\mathrm{721139}}^1$

素因数の和:721152

約数の個数: 20

約数和(自身を含む): 134132040

約数和(自身を除く): 76440920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 721139, 1442278, 2884556, 3605695, 5769112, 7211390, 11538224, 14422780, 28845560, 57691120]

約数ペア:

[(1, 57691120), (2, 28845560), (4, 14422780), (5, 11538224), (8, 7211390), (10, 5769112), (16, 3605695), (20, 2884556), (40, 1442278), (80, 721139)]