17522540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2663}}^1$

素因数の和:2726

約数の個数: 48

約数和(自身を含む): 42964992

約数和(自身を除く): 25442452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 2663, 3290, 5326, 6580, 10652, 13315, 18641, 26630, 37282, 53260, 74564, 93205, 125161, 186410, 250322, 372820, 500644, 625805, 876127, 1251610, 1752254, 2503220, 3504508, 4380635, 8761270, 17522540]

約数ペア:

[(1, 17522540), (2, 8761270), (4, 4380635), (5, 3504508), (7, 2503220), (10, 1752254), (14, 1251610), (20, 876127), (28, 625805), (35, 500644), (47, 372820), (70, 250322), (94, 186410), (140, 125161), (188, 93205), (235, 74564), (329, 53260), (470, 37282), (658, 26630), (940, 18641), (1316, 13315), (1645, 10652), (2663, 6580), (3290, 5326)]