22782020

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{14419}}^1$

素因数の和:14507

約数の個数: 24

約数和(自身を含む): 48451200

約数和(自身を除く): 25669180

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 14419, 28838, 57676, 72095, 144190, 288380, 1139101, 2278202, 4556404, 5695505, 11391010, 22782020]

約数ペア:

[(1, 22782020), (2, 11391010), (4, 5695505), (5, 4556404), (10, 2278202), (20, 1139101), (79, 288380), (158, 144190), (316, 72095), (395, 57676), (790, 28838), (1580, 14419)]