20104309945

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{5021}}^1\times {\mathrm{11279}}^1$

素因数の和:16376

約数の個数: 16

約数和(自身を含む): 24472005120

約数和(自身を除く): 4367695175

約数列:

[1, 5, 71, 355, 5021, 11279, 25105, 56395, 356491, 800809, 1782455, 4004045, 56631859, 283159295, 4020861989, 20104309945]

約数ペア:

[(1, 20104309945), (5, 4020861989), (71, 283159295), (355, 56631859), (5021, 4004045), (11279, 1782455), (25105, 800809), (56395, 356491)]