39498220

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{4691}}^1$

素因数の和:5121

約数の個数: 24

約数和(自身を含む): 83161008

約数和(自身を除く): 43662788

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 4691, 8420, 9382, 18764, 23455, 46910, 93820, 1974911, 3949822, 7899644, 9874555, 19749110, 39498220]

約数ペア:

[(1, 39498220), (2, 19749110), (4, 9874555), (5, 7899644), (10, 3949822), (20, 1974911), (421, 93820), (842, 46910), (1684, 23455), (2105, 18764), (4210, 9382), (4691, 8420)]