16908040

素因数分解:

$2^3\times 5^1\times {\mathrm{422701}}^1$

素因数の和:422712

約数の個数: 16

約数和(自身を含む): 38043180

約数和(自身を除く): 21135140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 422701, 845402, 1690804, 2113505, 3381608, 4227010, 8454020, 16908040]

約数ペア:

[(1, 16908040), (2, 8454020), (4, 4227010), (5, 3381608), (8, 2113505), (10, 1690804), (20, 845402), (40, 422701)]