2021284580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{14437747}}^1$

素因数の和:14437763

約数の個数: 24

約数和(自身を含む): 4851083328

約数和(自身を除く): 2829798748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 14437747, 28875494, 57750988, 72188735, 101064229, 144377470, 202128458, 288754940, 404256916, 505321145, 1010642290, 2021284580]

約数ペア:

[(1, 2021284580), (2, 1010642290), (4, 505321145), (5, 404256916), (7, 288754940), (10, 202128458), (14, 144377470), (20, 101064229), (28, 72188735), (35, 57750988), (70, 28875494), (140, 14437747)]