249058280

素因数分解:

$2^3\times 5^1\times {\mathrm{6226457}}^1$

素因数の和:6226468

約数の個数: 16

約数和(自身を含む): 560381220

約数和(自身を除く): 311322940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6226457, 12452914, 24905828, 31132285, 49811656, 62264570, 124529140, 249058280]

約数ペア:

[(1, 249058280), (2, 124529140), (4, 62264570), (5, 49811656), (8, 31132285), (10, 24905828), (20, 12452914), (40, 6226457)]