53804556280

素因数分解:

$2^3\times 5^1\times {\mathrm{1345113907}}^1$

素因数の和:1345113918

約数の個数: 16

約数和(自身を含む): 121060251720

約数和(自身を除く): 67255695440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1345113907, 2690227814, 5380455628, 6725569535, 10760911256, 13451139070, 26902278140, 53804556280]

約数ペア:

[(1, 53804556280), (2, 26902278140), (4, 13451139070), (5, 10760911256), (8, 6725569535), (10, 5380455628), (20, 2690227814), (40, 1345113907)]