56431120

素因数分解:

$2^4\times 5^1\times {\mathrm{705389}}^1$

素因数の和:705402

約数の個数: 20

約数和(自身を含む): 131202540

約数和(自身を除く): 74771420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 705389, 1410778, 2821556, 3526945, 5643112, 7053890, 11286224, 14107780, 28215560, 56431120]

約数ペア:

[(1, 56431120), (2, 28215560), (4, 14107780), (5, 11286224), (8, 7053890), (10, 5643112), (16, 3526945), (20, 2821556), (40, 1410778), (80, 705389)]