2216220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{859}}^1$

素因数の和:914

約数の個数: 48

約数和(自身を含む): 6357120

約数和(自身を除く): 4140900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 859, 860, 1290, 1718, 2577, 2580, 3436, 4295, 5154, 8590, 10308, 12885, 17180, 25770, 36937, 51540, 73874, 110811, 147748, 184685, 221622, 369370, 443244, 554055, 738740, 1108110, 2216220]

約数ペア:

[(1, 2216220), (2, 1108110), (3, 738740), (4, 554055), (5, 443244), (6, 369370), (10, 221622), (12, 184685), (15, 147748), (20, 110811), (30, 73874), (43, 51540), (60, 36937), (86, 25770), (129, 17180), (172, 12885), (215, 10308), (258, 8590), (430, 5154), (516, 4295), (645, 3436), (859, 2580), (860, 2577), (1290, 1718)]