49401640

素因数分解:

$2^3\times 5^1\times {\mathrm{1235041}}^1$

素因数の和:1235052

約数の個数: 16

約数和(自身を含む): 111153780

約数和(自身を除く): 61752140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1235041, 2470082, 4940164, 6175205, 9880328, 12350410, 24700820, 49401640]

約数ペア:

[(1, 49401640), (2, 24700820), (4, 12350410), (5, 9880328), (8, 6175205), (10, 4940164), (20, 2470082), (40, 1235041)]