56831120

素因数分解:

$2^4\times 5^1\times {\mathrm{710389}}^1$

素因数の和:710402

約数の個数: 20

約数和(自身を含む): 132132540

約数和(自身を除く): 75301420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 710389, 1420778, 2841556, 3551945, 5683112, 7103890, 11366224, 14207780, 28415560, 56831120]

約数ペア:

[(1, 56831120), (2, 28415560), (4, 14207780), (5, 11366224), (8, 7103890), (10, 5683112), (16, 3551945), (20, 2841556), (40, 1420778), (80, 710389)]