500900980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{2437}}^1$

素因数の和:2728

約数の個数: 48

約数和(自身を含む): 1081301760

約数和(自身を除く): 580400780

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 239, 430, 478, 860, 956, 1195, 2390, 2437, 4780, 4874, 9748, 10277, 12185, 20554, 24370, 41108, 48740, 51385, 102770, 104791, 205540, 209582, 419164, 523955, 582443, 1047910, 1164886, 2095820, 2329772, 2912215, 5824430, 11648860, 25045049, 50090098, 100180196, 125225245, 250450490, 500900980]

約数ペア:

[(1, 500900980), (2, 250450490), (4, 125225245), (5, 100180196), (10, 50090098), (20, 25045049), (43, 11648860), (86, 5824430), (172, 2912215), (215, 2329772), (239, 2095820), (430, 1164886), (478, 1047910), (860, 582443), (956, 523955), (1195, 419164), (2390, 209582), (2437, 205540), (4780, 104791), (4874, 102770), (9748, 51385), (10277, 48740), (12185, 41108), (20554, 24370)]