65784740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{469891}}^1$

素因数の和:469907

約数の個数: 24

約数和(自身を含む): 157883712

約数和(自身を除く): 92098972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 469891, 939782, 1879564, 2349455, 3289237, 4698910, 6578474, 9397820, 13156948, 16446185, 32892370, 65784740]

約数ペア:

[(1, 65784740), (2, 32892370), (4, 16446185), (5, 13156948), (7, 9397820), (10, 6578474), (14, 4698910), (20, 3289237), (28, 2349455), (35, 1879564), (70, 939782), (140, 469891)]