87178620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1452977}}^1$

素因数の和:1452989

約数の個数: 24

約数和(自身を含む): 244100304

約数和(自身を除く): 156921684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1452977, 2905954, 4358931, 5811908, 7264885, 8717862, 14529770, 17435724, 21794655, 29059540, 43589310, 87178620]

約数ペア:

[(1, 87178620), (2, 43589310), (3, 29059540), (4, 21794655), (5, 17435724), (6, 14529770), (10, 8717862), (12, 7264885), (15, 5811908), (20, 4358931), (30, 2905954), (60, 1452977)]