39886340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{153409}}^1$

素因数の和:153431

約数の個数: 24

約数和(自身を含む): 90205080

約数和(自身を除く): 50318740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 153409, 306818, 613636, 767045, 1534090, 1994317, 3068180, 3988634, 7977268, 9971585, 19943170, 39886340]

約数ペア:

[(1, 39886340), (2, 19943170), (4, 9971585), (5, 7977268), (10, 3988634), (13, 3068180), (20, 1994317), (26, 1534090), (52, 767045), (65, 613636), (130, 306818), (260, 153409)]