17896420

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{4999}}^1$

素因数の和:5187

約数の個数: 24

約数和(自身を含む): 37800000

約数和(自身を除く): 19903580

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 4999, 9998, 19996, 24995, 49990, 99980, 894821, 1789642, 3579284, 4474105, 8948210, 17896420]

約数ペア:

[(1, 17896420), (2, 8948210), (4, 4474105), (5, 3579284), (10, 1789642), (20, 894821), (179, 99980), (358, 49990), (716, 24995), (895, 19996), (1790, 9998), (3580, 4999)]