30629680

素因数分解:

$2^4\times 5^1\times {\mathrm{382871}}^1$

素因数の和:382884

約数の個数: 20

約数和(自身を含む): 71214192

約数和(自身を除く): 40584512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 382871, 765742, 1531484, 1914355, 3062968, 3828710, 6125936, 7657420, 15314840, 30629680]

約数ペア:

[(1, 30629680), (2, 15314840), (4, 7657420), (5, 6125936), (8, 3828710), (10, 3062968), (16, 1914355), (20, 1531484), (40, 765742), (80, 382871)]