28479740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{49103}}^1$

素因数の和:49141

約数の個数: 24

約数和(自身を含む): 61871040

約数和(自身を除く): 33391300

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 49103, 98206, 196412, 245515, 491030, 982060, 1423987, 2847974, 5695948, 7119935, 14239870, 28479740]

約数ペア:

[(1, 28479740), (2, 14239870), (4, 7119935), (5, 5695948), (10, 2847974), (20, 1423987), (29, 982060), (58, 491030), (116, 245515), (145, 196412), (290, 98206), (580, 49103)]