200260780

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{99139}}^1$

素因数の和:99249

約数の個数: 24

約数和(自身を含む): 424715760

約数和(自身を除く): 224454980

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 99139, 198278, 396556, 495695, 991390, 1982780, 10013039, 20026078, 40052156, 50065195, 100130390, 200260780]

約数ペア:

[(1, 200260780), (2, 100130390), (4, 50065195), (5, 40052156), (10, 20026078), (20, 10013039), (101, 1982780), (202, 991390), (404, 495695), (505, 396556), (1010, 198278), (2020, 99139)]