209940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3499}}^1$

素因数の和:3511

約数の個数: 24

約数和(自身を含む): 588000

約数和(自身を除く): 378060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3499, 6998, 10497, 13996, 17495, 20994, 34990, 41988, 52485, 69980, 104970, 209940]

約数ペア:

[(1, 209940), (2, 104970), (3, 69980), (4, 52485), (5, 41988), (6, 34990), (10, 20994), (12, 17495), (15, 13996), (20, 10497), (30, 6998), (60, 3499)]