4447540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 10063872

約数和(自身を除く): 5616332

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 103, 127, 170, 206, 254, 340, 412, 508, 515, 635, 1030, 1270, 1751, 2060, 2159, 2540, 3502, 4318, 7004, 8636, 8755, 10795, 13081, 17510, 21590, 26162, 35020, 43180, 52324, 65405, 130810, 222377, 261620, 444754, 889508, 1111885, 2223770, 4447540]

約数ペア:

[(1, 4447540), (2, 2223770), (4, 1111885), (5, 889508), (10, 444754), (17, 261620), (20, 222377), (34, 130810), (68, 65405), (85, 52324), (103, 43180), (127, 35020), (170, 26162), (206, 21590), (254, 17510), (340, 13081), (412, 10795), (508, 8755), (515, 8636), (635, 7004), (1030, 4318), (1270, 3502), (1751, 2540), (2060, 2159)]