69217820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{494413}}^1$

素因数の和:494429

約数の個数: 24

約数和(自身を含む): 166123104

約数和(自身を除く): 96905284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 494413, 988826, 1977652, 2472065, 3460891, 4944130, 6921782, 9888260, 13843564, 17304455, 34608910, 69217820]

約数ペア:

[(1, 69217820), (2, 34608910), (4, 17304455), (5, 13843564), (7, 9888260), (10, 6921782), (14, 4944130), (20, 3460891), (28, 2472065), (35, 1977652), (70, 988826), (140, 494413)]