84175640

素因数分解:

$2^3\times 5^1\times {\mathrm{2104391}}^1$

素因数の和:2104402

約数の個数: 16

約数和(自身を含む): 189395280

約数和(自身を除く): 105219640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2104391, 4208782, 8417564, 10521955, 16835128, 21043910, 42087820, 84175640]

約数ペア:

[(1, 84175640), (2, 42087820), (4, 21043910), (5, 16835128), (8, 10521955), (10, 8417564), (20, 4208782), (40, 2104391)]