2019914440

素因数分解:

$2^3\times 5^1\times {\mathrm{50497861}}^1$

素因数の和:50497872

約数の個数: 16

約数和(自身を含む): 4544807580

約数和(自身を除く): 2524893140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50497861, 100995722, 201991444, 252489305, 403982888, 504978610, 1009957220, 2019914440]

約数ペア:

[(1, 2019914440), (2, 1009957220), (4, 504978610), (5, 403982888), (8, 252489305), (10, 201991444), (20, 100995722), (40, 50497861)]