2000660

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{599}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 4233600

約数和(自身を除く): 2232940

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 599, 668, 835, 1198, 1670, 2396, 2995, 3340, 5990, 11980, 100033, 200066, 400132, 500165, 1000330, 2000660]

約数ペア:

[(1, 2000660), (2, 1000330), (4, 500165), (5, 400132), (10, 200066), (20, 100033), (167, 11980), (334, 5990), (599, 3340), (668, 2995), (835, 2396), (1198, 1670)]