5280280

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1307}}^1$

素因数の和:1419

約数の個数: 32

約数和(自身を含む): 12007440

約数和(自身を除く): 6727160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 1307, 2020, 2614, 4040, 5228, 6535, 10456, 13070, 26140, 52280, 132007, 264014, 528028, 660035, 1056056, 1320070, 2640140, 5280280]

約数ペア:

[(1, 5280280), (2, 2640140), (4, 1320070), (5, 1056056), (8, 660035), (10, 528028), (20, 264014), (40, 132007), (101, 52280), (202, 26140), (404, 13070), (505, 10456), (808, 6535), (1010, 5228), (1307, 4040), (2020, 2614)]