920679020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1070557}}^1$

素因数の和:1070609

約数の個数: 24

約数和(自身を含む): 1978391184

約数和(自身を除く): 1057712164

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1070557, 2141114, 4282228, 5352785, 10705570, 21411140, 46033951, 92067902, 184135804, 230169755, 460339510, 920679020]

約数ペア:

[(1, 920679020), (2, 460339510), (4, 230169755), (5, 184135804), (10, 92067902), (20, 46033951), (43, 21411140), (86, 10705570), (172, 5352785), (215, 4282228), (430, 2141114), (860, 1070557)]