2280580

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1129}}^1$

素因数の和:1239

約数の個数: 24

約数和(自身を含む): 4840920

約数和(自身を除く): 2560340

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 1129, 2020, 2258, 4516, 5645, 11290, 22580, 114029, 228058, 456116, 570145, 1140290, 2280580]

約数ペア:

[(1, 2280580), (2, 1140290), (4, 570145), (5, 456116), (10, 228058), (20, 114029), (101, 22580), (202, 11290), (404, 5645), (505, 4516), (1010, 2258), (1129, 2020)]