9916180

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4909}}^1$

素因数の和:5019

約数の個数: 24

約数和(自身を含む): 21034440

約数和(自身を除く): 11118260

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 4909, 9818, 19636, 24545, 49090, 98180, 495809, 991618, 1983236, 2479045, 4958090, 9916180]

約数ペア:

[(1, 9916180), (2, 4958090), (4, 2479045), (5, 1983236), (10, 991618), (20, 495809), (101, 98180), (202, 49090), (404, 24545), (505, 19636), (1010, 9818), (2020, 4909)]