2116729820

素因数分解:

$2^2\times 5^1\times {\mathrm{7411}}^1\times {\mathrm{14281}}^1$

素因数の和:21701

約数の個数: 24

約数和(自身を含む): 4446043728

約数和(自身を除く): 2329313908

約数列:

[1, 2, 4, 5, 10, 20, 7411, 14281, 14822, 28562, 29644, 37055, 57124, 71405, 74110, 142810, 148220, 285620, 105836491, 211672982, 423345964, 529182455, 1058364910, 2116729820]

約数ペア:

[(1, 2116729820), (2, 1058364910), (4, 529182455), (5, 423345964), (10, 211672982), (20, 105836491), (7411, 285620), (14281, 148220), (14822, 142810), (28562, 74110), (29644, 71405), (37055, 57124)]