79815820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{570113}}^1$

素因数の和:570129

約数の個数: 24

約数和(自身を含む): 191558304

約数和(自身を除く): 111742484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 570113, 1140226, 2280452, 2850565, 3990791, 5701130, 7981582, 11402260, 15963164, 19953955, 39907910, 79815820]

約数ペア:

[(1, 79815820), (2, 39907910), (4, 19953955), (5, 15963164), (7, 11402260), (10, 7981582), (14, 5701130), (20, 3990791), (28, 2850565), (35, 2280452), (70, 1140226), (140, 570113)]