621758890

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{570421}}^1$

素因数の和:570537

約数の個数: 16

約数和(自身を含む): 1129435560

約数和(自身を除く): 507676670

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 570421, 1140842, 2852105, 5704210, 62175889, 124351778, 310879445, 621758890]

約数ペア:

[(1, 621758890), (2, 310879445), (5, 124351778), (10, 62175889), (109, 5704210), (218, 2852105), (545, 1140842), (1090, 570421)]