3205220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3727}}^1$

素因数の和:3779

約数の個数: 24

約数和(自身を含む): 6889344

約数和(自身を除く): 3684124

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 3727, 7454, 14908, 18635, 37270, 74540, 160261, 320522, 641044, 801305, 1602610, 3205220]

約数ペア:

[(1, 3205220), (2, 1602610), (4, 801305), (5, 641044), (10, 320522), (20, 160261), (43, 74540), (86, 37270), (172, 18635), (215, 14908), (430, 7454), (860, 3727)]