20149007620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143921483}}^1$

素因数の和:143921499

約数の個数: 24

約数和(自身を含む): 48357618624

約数和(自身を除く): 28208611004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143921483, 287842966, 575685932, 719607415, 1007450381, 1439214830, 2014900762, 2878429660, 4029801524, 5037251905, 10074503810, 20149007620]

約数ペア:

[(1, 20149007620), (2, 10074503810), (4, 5037251905), (5, 4029801524), (7, 2878429660), (10, 2014900762), (14, 1439214830), (20, 1007450381), (28, 719607415), (35, 575685932), (70, 287842966), (140, 143921483)]