20488620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{341477}}^1$

素因数の和:341489

約数の個数: 24

約数和(自身を含む): 57368304

約数和(自身を除く): 36879684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 341477, 682954, 1024431, 1365908, 1707385, 2048862, 3414770, 4097724, 5122155, 6829540, 10244310, 20488620]

約数ペア:

[(1, 20488620), (2, 10244310), (3, 6829540), (4, 5122155), (5, 4097724), (6, 3414770), (10, 2048862), (12, 1707385), (15, 1365908), (20, 1024431), (30, 682954), (60, 341477)]