87504380

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{43319}}^1$

素因数の和:43429

約数の個数: 24

約数和(自身を含む): 185582880

約数和(自身を除く): 98078500

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 43319, 86638, 173276, 216595, 433190, 866380, 4375219, 8750438, 17500876, 21876095, 43752190, 87504380]

約数ペア:

[(1, 87504380), (2, 43752190), (4, 21876095), (5, 17500876), (10, 8750438), (20, 4375219), (101, 866380), (202, 433190), (404, 216595), (505, 173276), (1010, 86638), (2020, 43319)]