4647880

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{887}}^1$

素因数の和:1029

約数の個数: 32

約数和(自身を含む): 10549440

約数和(自身を除く): 5901560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 887, 1048, 1310, 1774, 2620, 3548, 4435, 5240, 7096, 8870, 17740, 35480, 116197, 232394, 464788, 580985, 929576, 1161970, 2323940, 4647880]

約数ペア:

[(1, 4647880), (2, 2323940), (4, 1161970), (5, 929576), (8, 580985), (10, 464788), (20, 232394), (40, 116197), (131, 35480), (262, 17740), (524, 8870), (655, 7096), (887, 5240), (1048, 4435), (1310, 3548), (1774, 2620)]