90173360

素因数分解:

$2^4\times 5^1\times {\mathrm{1127167}}^1$

素因数の和:1127180

約数の個数: 20

約数和(自身を含む): 209653248

約数和(自身を除く): 119479888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1127167, 2254334, 4508668, 5635835, 9017336, 11271670, 18034672, 22543340, 45086680, 90173360]

約数ペア:

[(1, 90173360), (2, 45086680), (4, 22543340), (5, 18034672), (8, 11271670), (10, 9017336), (16, 5635835), (20, 4508668), (40, 2254334), (80, 1127167)]