16907080

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{2531}}^1$

素因数の和:2709

約数の個数: 32

約数和(自身を含む): 38283840

約数和(自身を除く): 21376760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 2531, 3340, 5062, 6680, 10124, 12655, 20248, 25310, 50620, 101240, 422677, 845354, 1690708, 2113385, 3381416, 4226770, 8453540, 16907080]

約数ペア:

[(1, 16907080), (2, 8453540), (4, 4226770), (5, 3381416), (8, 2113385), (10, 1690708), (20, 845354), (40, 422677), (167, 101240), (334, 50620), (668, 25310), (835, 20248), (1336, 12655), (1670, 10124), (2531, 6680), (3340, 5062)]