20248090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{69821}}^1$

素因数の和:69857

約数の個数: 16

約数和(自身を含む): 37703880

約数和(自身を除く): 17455790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 69821, 139642, 349105, 698210, 2024809, 4049618, 10124045, 20248090]

約数ペア:

[(1, 20248090), (2, 10124045), (5, 4049618), (10, 2024809), (29, 698210), (58, 349105), (145, 139642), (290, 69821)]