9041680

素因数分解:

$2^4\times 5^1\times {\mathrm{113021}}^1$

素因数の和:113034

約数の個数: 20

約数和(自身を含む): 21022092

約数和(自身を除く): 11980412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113021, 226042, 452084, 565105, 904168, 1130210, 1808336, 2260420, 4520840, 9041680]

約数ペア:

[(1, 9041680), (2, 4520840), (4, 2260420), (5, 1808336), (8, 1130210), (10, 904168), (16, 565105), (20, 452084), (40, 226042), (80, 113021)]