1684640

素因数分解:

$2^5\times 5^1\times {\mathrm{10529}}^1$

素因数の和:10544

約数の個数: 24

約数和(自身を含む): 3980340

約数和(自身を除く): 2295700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 10529, 21058, 42116, 52645, 84232, 105290, 168464, 210580, 336928, 421160, 842320, 1684640]

約数ペア:

[(1, 1684640), (2, 842320), (4, 421160), (5, 336928), (8, 210580), (10, 168464), (16, 105290), (20, 84232), (32, 52645), (40, 42116), (80, 21058), (160, 10529)]