22489820

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2671}}^1$

素因数の和:3101

約数の個数: 24

約数和(自身を含む): 47358528

約数和(自身を除く): 24868708

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 2671, 4210, 5342, 8420, 10684, 13355, 26710, 53420, 1124491, 2248982, 4497964, 5622455, 11244910, 22489820]

約数ペア:

[(1, 22489820), (2, 11244910), (4, 5622455), (5, 4497964), (10, 2248982), (20, 1124491), (421, 53420), (842, 26710), (1684, 13355), (2105, 10684), (2671, 8420), (4210, 5342)]