20901570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{696719}}^1$

素因数の和:696729

約数の個数: 16

約数和(自身を含む): 50163840

約数和(自身を除く): 29262270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 696719, 1393438, 2090157, 3483595, 4180314, 6967190, 10450785, 20901570]

約数ペア:

[(1, 20901570), (2, 10450785), (3, 6967190), (5, 4180314), (6, 3483595), (10, 2090157), (15, 1393438), (30, 696719)]