28244980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{32843}}^1$

素因数の和:32895

約数の個数: 24

約数和(自身を含む): 60695712

約数和(自身を除く): 32450732

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 32843, 65686, 131372, 164215, 328430, 656860, 1412249, 2824498, 5648996, 7061245, 14122490, 28244980]

約数ペア:

[(1, 28244980), (2, 14122490), (4, 7061245), (5, 5648996), (10, 2824498), (20, 1412249), (43, 656860), (86, 328430), (172, 164215), (215, 131372), (430, 65686), (860, 32843)]