42677620

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{4951}}^1$

素因数の和:5391

約数の個数: 24

約数和(自身を含む): 89849088

約数和(自身を除く): 47171468

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 4310, 4951, 8620, 9902, 19804, 24755, 49510, 99020, 2133881, 4267762, 8535524, 10669405, 21338810, 42677620]

約数ペア:

[(1, 42677620), (2, 21338810), (4, 10669405), (5, 8535524), (10, 4267762), (20, 2133881), (431, 99020), (862, 49510), (1724, 24755), (2155, 19804), (4310, 9902), (4951, 8620)]