28205220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{470087}}^1$

素因数の和:470099

約数の個数: 24

約数和(自身を含む): 78974784

約数和(自身を除く): 50769564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 470087, 940174, 1410261, 1880348, 2350435, 2820522, 4700870, 5641044, 7051305, 9401740, 14102610, 28205220]

約数ペア:

[(1, 28205220), (2, 14102610), (3, 9401740), (4, 7051305), (5, 5641044), (6, 4700870), (10, 2820522), (12, 2350435), (15, 1880348), (20, 1410261), (30, 940174), (60, 470087)]