28574320

素因数分解:

$2^4\times 5^1\times {\mathrm{357179}}^1$

素因数の和:357192

約数の個数: 20

約数和(自身を含む): 66435480

約数和(自身を除く): 37861160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 357179, 714358, 1428716, 1785895, 2857432, 3571790, 5714864, 7143580, 14287160, 28574320]

約数ペア:

[(1, 28574320), (2, 14287160), (4, 7143580), (5, 5714864), (8, 3571790), (10, 2857432), (16, 1785895), (20, 1428716), (40, 714358), (80, 357179)]