20808850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{24481}}^1$

素因数の和:24510

約数の個数: 24

約数和(自身を含む): 40982868

約数和(自身を除く): 20174018

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 24481, 48962, 122405, 244810, 416177, 612025, 832354, 1224050, 2080885, 4161770, 10404425, 20808850]

約数ペア:

[(1, 20808850), (2, 10404425), (5, 4161770), (10, 2080885), (17, 1224050), (25, 832354), (34, 612025), (50, 416177), (85, 244810), (170, 122405), (425, 48962), (850, 24481)]