1809020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3119}}^1$

素因数の和:3157

約数の個数: 24

約数和(自身を含む): 3931200

約数和(自身を除く): 2122180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 3119, 6238, 12476, 15595, 31190, 62380, 90451, 180902, 361804, 452255, 904510, 1809020]

約数ペア:

[(1, 1809020), (2, 904510), (4, 452255), (5, 361804), (10, 180902), (20, 90451), (29, 62380), (58, 31190), (116, 15595), (145, 12476), (290, 6238), (580, 3119)]