28016220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10859}}^1$

素因数の和:10914

約数の個数: 48

約数和(自身を含む): 80277120

約数和(自身を除く): 52260900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 10859, 21718, 32577, 43436, 54295, 65154, 108590, 130308, 162885, 217180, 325770, 466937, 651540, 933874, 1400811, 1867748, 2334685, 2801622, 4669370, 5603244, 7004055, 9338740, 14008110, 28016220]

約数ペア:

[(1, 28016220), (2, 14008110), (3, 9338740), (4, 7004055), (5, 5603244), (6, 4669370), (10, 2801622), (12, 2334685), (15, 1867748), (20, 1400811), (30, 933874), (43, 651540), (60, 466937), (86, 325770), (129, 217180), (172, 162885), (215, 130308), (258, 108590), (430, 65154), (516, 54295), (645, 43436), (860, 32577), (1290, 21718), (2580, 10859)]