30948080

素因数分解:

$2^4\times 5^1\times {\mathrm{386851}}^1$

素因数の和:386864

約数の個数: 20

約数和(自身を含む): 71954472

約数和(自身を除く): 41006392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 386851, 773702, 1547404, 1934255, 3094808, 3868510, 6189616, 7737020, 15474040, 30948080]

約数ペア:

[(1, 30948080), (2, 15474040), (4, 7737020), (5, 6189616), (8, 3868510), (10, 3094808), (16, 1934255), (20, 1547404), (40, 773702), (80, 386851)]