28253220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{470887}}^1$

素因数の和:470899

約数の個数: 24

約数和(自身を含む): 79109184

約数和(自身を除く): 50855964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 470887, 941774, 1412661, 1883548, 2354435, 2825322, 4708870, 5650644, 7063305, 9417740, 14126610, 28253220]

約数ペア:

[(1, 28253220), (2, 14126610), (3, 9417740), (4, 7063305), (5, 5650644), (6, 4708870), (10, 2825322), (12, 2354435), (15, 1883548), (20, 1412661), (30, 941774), (60, 470887)]