28685870

素因数分解:

$2^1\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{2843}}^1$

素因数の和:3859

約数の個数: 16

約数和(自身を含む): 51703920

約数和(自身を除く): 23018050

約数列:

[1, 2, 5, 10, 1009, 2018, 2843, 5045, 5686, 10090, 14215, 28430, 2868587, 5737174, 14342935, 28685870]

約数ペア:

[(1, 28685870), (2, 14342935), (5, 5737174), (10, 2868587), (1009, 28430), (2018, 14215), (2843, 10090), (5045, 5686)]