86902160

素因数分解:

$2^4\times 5^1\times {\mathrm{1086277}}^1$

素因数の和:1086290

約数の個数: 20

約数和(自身を含む): 202047708

約数和(自身を除く): 115145548

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1086277, 2172554, 4345108, 5431385, 8690216, 10862770, 17380432, 21725540, 43451080, 86902160]

約数ペア:

[(1, 86902160), (2, 43451080), (4, 21725540), (5, 17380432), (8, 10862770), (10, 8690216), (16, 5431385), (20, 4345108), (40, 2172554), (80, 1086277)]