12171740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{383}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 29417472

約数和(自身を除く): 17245732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 227, 383, 454, 766, 908, 1135, 1532, 1589, 1915, 2270, 2681, 3178, 3830, 4540, 5362, 6356, 7660, 7945, 10724, 13405, 15890, 26810, 31780, 53620, 86941, 173882, 347764, 434705, 608587, 869410, 1217174, 1738820, 2434348, 3042935, 6085870, 12171740]

約数ペア:

[(1, 12171740), (2, 6085870), (4, 3042935), (5, 2434348), (7, 1738820), (10, 1217174), (14, 869410), (20, 608587), (28, 434705), (35, 347764), (70, 173882), (140, 86941), (227, 53620), (383, 31780), (454, 26810), (766, 15890), (908, 13405), (1135, 10724), (1532, 7945), (1589, 7660), (1915, 6356), (2270, 5362), (2681, 4540), (3178, 3830)]