91577680

素因数分解:

$2^4\times 5^1\times {\mathrm{1144721}}^1$

素因数の和:1144734

約数の個数: 20

約数和(自身を含む): 212918292

約数和(自身を除く): 121340612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1144721, 2289442, 4578884, 5723605, 9157768, 11447210, 18315536, 22894420, 45788840, 91577680]

約数ペア:

[(1, 91577680), (2, 45788840), (4, 22894420), (5, 18315536), (8, 11447210), (10, 9157768), (16, 5723605), (20, 4578884), (40, 2289442), (80, 1144721)]