17996080

素因数分解:

$2^4\times 5^1\times {\mathrm{224951}}^1$

素因数の和:224964

約数の個数: 20

約数和(自身を含む): 41841072

約数和(自身を除く): 23844992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 224951, 449902, 899804, 1124755, 1799608, 2249510, 3599216, 4499020, 8998040, 17996080]

約数ペア:

[(1, 17996080), (2, 8998040), (4, 4499020), (5, 3599216), (8, 2249510), (10, 1799608), (16, 1124755), (20, 899804), (40, 449902), (80, 224951)]