87371740

素因数分解:

$2^2\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{3911}}^1$

素因数の和:5037

約数の個数: 24

約数和(自身を含む): 183691872

約数和(自身を除く): 96320132

約数列:

[1, 2, 4, 5, 10, 20, 1117, 2234, 3911, 4468, 5585, 7822, 11170, 15644, 19555, 22340, 39110, 78220, 4368587, 8737174, 17474348, 21842935, 43685870, 87371740]

約数ペア:

[(1, 87371740), (2, 43685870), (4, 21842935), (5, 17474348), (10, 8737174), (20, 4368587), (1117, 78220), (2234, 39110), (3911, 22340), (4468, 19555), (5585, 15644), (7822, 11170)]