63657820

素因数分解:

$2^2\times 5^1\times {\mathrm{769}}^1\times {\mathrm{4139}}^1$

素因数の和:4917

約数の個数: 24

約数和(自身を含む): 133887600

約数和(自身を除く): 70229780

約数列:

[1, 2, 4, 5, 10, 20, 769, 1538, 3076, 3845, 4139, 7690, 8278, 15380, 16556, 20695, 41390, 82780, 3182891, 6365782, 12731564, 15914455, 31828910, 63657820]

約数ペア:

[(1, 63657820), (2, 31828910), (4, 15914455), (5, 12731564), (10, 6365782), (20, 3182891), (769, 82780), (1538, 41390), (3076, 20695), (3845, 16556), (4139, 15380), (7690, 8278)]