8340580

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4129}}^1$

素因数の和:4239

約数の個数: 24

約数和(自身を含む): 17692920

約数和(自身を除く): 9352340

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 4129, 8258, 16516, 20645, 41290, 82580, 417029, 834058, 1668116, 2085145, 4170290, 8340580]

約数ペア:

[(1, 8340580), (2, 4170290), (4, 2085145), (5, 1668116), (10, 834058), (20, 417029), (101, 82580), (202, 41290), (404, 20645), (505, 16516), (1010, 8258), (2020, 4129)]