166801240

素因数分解:

$2^3\times 5^1\times {\mathrm{4170031}}^1$

素因数の和:4170042

約数の個数: 16

約数和(自身を含む): 375302880

約数和(自身を除く): 208501640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4170031, 8340062, 16680124, 20850155, 33360248, 41700310, 83400620, 166801240]

約数ペア:

[(1, 166801240), (2, 83400620), (4, 41700310), (5, 33360248), (8, 20850155), (10, 16680124), (20, 8340062), (40, 4170031)]