124780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 278208

約数和(自身を除く): 153428

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 367, 734, 1468, 1835, 3670, 6239, 7340, 12478, 24956, 31195, 62390, 124780]

約数ペア:

[(1, 124780), (2, 62390), (4, 31195), (5, 24956), (10, 12478), (17, 7340), (20, 6239), (34, 3670), (68, 1835), (85, 1468), (170, 734), (340, 367)]