89872660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{236507}}^1$

素因数の和:236535

約数の個数: 24

約数和(自身を含む): 198666720

約数和(自身を除く): 108794060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 236507, 473014, 946028, 1182535, 2365070, 4493633, 4730140, 8987266, 17974532, 22468165, 44936330, 89872660]

約数ペア:

[(1, 89872660), (2, 44936330), (4, 22468165), (5, 17974532), (10, 8987266), (19, 4730140), (20, 4493633), (38, 2365070), (76, 1182535), (95, 946028), (190, 473014), (380, 236507)]