16528040

素因数分解:

$2^3\times 5^1\times {\mathrm{413201}}^1$

素因数の和:413212

約数の個数: 16

約数和(自身を含む): 37188180

約数和(自身を除く): 20660140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 413201, 826402, 1652804, 2066005, 3305608, 4132010, 8264020, 16528040]

約数ペア:

[(1, 16528040), (2, 8264020), (4, 4132010), (5, 3305608), (8, 2066005), (10, 1652804), (20, 826402), (40, 413201)]