16916420

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{3539}}^1$

素因数の和:3787

約数の個数: 24

約数和(自身を含む): 35683200

約数和(自身を除く): 18766780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 3539, 4780, 7078, 14156, 17695, 35390, 70780, 845821, 1691642, 3383284, 4229105, 8458210, 16916420]

約数ペア:

[(1, 16916420), (2, 8458210), (4, 4229105), (5, 3383284), (10, 1691642), (20, 845821), (239, 70780), (478, 35390), (956, 17695), (1195, 14156), (2390, 7078), (3539, 4780)]