87914620

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{42677}}^1$

素因数の和:42789

約数の個数: 24

約数和(自身を含む): 186417504

約数和(自身を除く): 98502884

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 42677, 85354, 170708, 213385, 426770, 853540, 4395731, 8791462, 17582924, 21978655, 43957310, 87914620]

約数ペア:

[(1, 87914620), (2, 43957310), (4, 21978655), (5, 17582924), (10, 8791462), (20, 4395731), (103, 853540), (206, 426770), (412, 213385), (515, 170708), (1030, 85354), (2060, 42677)]