47998520

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{5381}}^1$

素因数の和:5615

約数の個数: 32

約数和(自身を含む): 108501120

約数和(自身を除く): 60502600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 5381, 8920, 10762, 21524, 26905, 43048, 53810, 107620, 215240, 1199963, 2399926, 4799852, 5999815, 9599704, 11999630, 23999260, 47998520]

約数ペア:

[(1, 47998520), (2, 23999260), (4, 11999630), (5, 9599704), (8, 5999815), (10, 4799852), (20, 2399926), (40, 1199963), (223, 215240), (446, 107620), (892, 53810), (1115, 43048), (1784, 26905), (2230, 21524), (4460, 10762), (5381, 8920)]