90709160

素因数分解:

$2^3\times 5^1\times {\mathrm{2267729}}^1$

素因数の和:2267740

約数の個数: 16

約数和(自身を含む): 204095700

約数和(自身を除く): 113386540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2267729, 4535458, 9070916, 11338645, 18141832, 22677290, 45354580, 90709160]

約数ペア:

[(1, 90709160), (2, 45354580), (4, 22677290), (5, 18141832), (8, 11338645), (10, 9070916), (20, 4535458), (40, 2267729)]