7698740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{433}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 18665472

約数和(自身を除く): 10966732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 433, 508, 635, 866, 889, 1270, 1732, 1778, 2165, 2540, 3031, 3556, 4330, 4445, 6062, 8660, 8890, 12124, 15155, 17780, 30310, 54991, 60620, 109982, 219964, 274955, 384937, 549910, 769874, 1099820, 1539748, 1924685, 3849370, 7698740]

約数ペア:

[(1, 7698740), (2, 3849370), (4, 1924685), (5, 1539748), (7, 1099820), (10, 769874), (14, 549910), (20, 384937), (28, 274955), (35, 219964), (70, 109982), (127, 60620), (140, 54991), (254, 30310), (433, 17780), (508, 15155), (635, 12124), (866, 8890), (889, 8660), (1270, 6062), (1732, 4445), (1778, 4330), (2165, 3556), (2540, 3031)]