40197808

素因数分解:

$2^4\times 7^1\times {\mathrm{358909}}^1$

素因数の和:358924

約数の個数: 20

約数和(自身を含む): 89009680

約数和(自身を除く): 48811872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 358909, 717818, 1435636, 2512363, 2871272, 5024726, 5742544, 10049452, 20098904, 40197808]

約数ペア:

[(1, 40197808), (2, 20098904), (4, 10049452), (7, 5742544), (8, 5024726), (14, 2871272), (16, 2512363), (28, 1435636), (56, 717818), (112, 358909)]