2021281580

素因数分解:

$2^2\times 5^1\times {\mathrm{1499}}^1\times {\mathrm{67421}}^1$

素因数の和:68929

約数の個数: 24

約数和(自身を含む): 4247586000

約数和(自身を除く): 2226304420

約数列:

[1, 2, 4, 5, 10, 20, 1499, 2998, 5996, 7495, 14990, 29980, 67421, 134842, 269684, 337105, 674210, 1348420, 101064079, 202128158, 404256316, 505320395, 1010640790, 2021281580]

約数ペア:

[(1, 2021281580), (2, 1010640790), (4, 505320395), (5, 404256316), (10, 202128158), (20, 101064079), (1499, 1348420), (2998, 674210), (5996, 337105), (7495, 269684), (14990, 134842), (29980, 67421)]