30868220

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{3581}}^1$

素因数の和:4021

約数の個数: 24

約数和(自身を含む): 64991808

約数和(自身を除く): 34123588

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 3581, 4310, 7162, 8620, 14324, 17905, 35810, 71620, 1543411, 3086822, 6173644, 7717055, 15434110, 30868220]

約数ペア:

[(1, 30868220), (2, 15434110), (4, 7717055), (5, 6173644), (10, 3086822), (20, 1543411), (431, 71620), (862, 35810), (1724, 17905), (2155, 14324), (3581, 8620), (4310, 7162)]