11397640

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2663}}^1$

素因数の和:2781

約数の個数: 32

約数和(自身を含む): 25894080

約数和(自身を除く): 14496440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 2663, 4280, 5326, 10652, 13315, 21304, 26630, 53260, 106520, 284941, 569882, 1139764, 1424705, 2279528, 2849410, 5698820, 11397640]

約数ペア:

[(1, 11397640), (2, 5698820), (4, 2849410), (5, 2279528), (8, 1424705), (10, 1139764), (20, 569882), (40, 284941), (107, 106520), (214, 53260), (428, 26630), (535, 21304), (856, 13315), (1070, 10652), (2140, 5326), (2663, 4280)]