85454740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{610391}}^1$

素因数の和:610407

約数の個数: 24

約数和(自身を含む): 205091712

約数和(自身を除く): 119636972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 610391, 1220782, 2441564, 3051955, 4272737, 6103910, 8545474, 12207820, 17090948, 21363685, 42727370, 85454740]

約数ペア:

[(1, 85454740), (2, 42727370), (4, 21363685), (5, 17090948), (7, 12207820), (10, 8545474), (14, 6103910), (20, 4272737), (28, 3051955), (35, 2441564), (70, 1220782), (140, 610391)]