1949207860

素因数分解:

$2^2\times 5^1\times {\mathrm{3529}}^1\times {\mathrm{27617}}^1$

素因数の和:31155

約数の個数: 24

約数和(自身を含む): 4094644680

約数和(自身を除く): 2145436820

約数列:

[1, 2, 4, 5, 10, 20, 3529, 7058, 14116, 17645, 27617, 35290, 55234, 70580, 110468, 138085, 276170, 552340, 97460393, 194920786, 389841572, 487301965, 974603930, 1949207860]

約数ペア:

[(1, 1949207860), (2, 974603930), (4, 487301965), (5, 389841572), (10, 194920786), (20, 97460393), (3529, 552340), (7058, 276170), (14116, 138085), (17645, 110468), (27617, 70580), (35290, 55234)]