20846450

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{10169}}^1$

素因数の和:10222

約数の個数: 24

約数和(自身を含む): 39724020

約数和(自身を除く): 18877570

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 1025, 2050, 10169, 20338, 50845, 101690, 254225, 416929, 508450, 833858, 2084645, 4169290, 10423225, 20846450]

約数ペア:

[(1, 20846450), (2, 10423225), (5, 4169290), (10, 2084645), (25, 833858), (41, 508450), (50, 416929), (82, 254225), (205, 101690), (410, 50845), (1025, 20338), (2050, 10169)]