13019240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25037}}^1$

素因数の和:25061

約数の個数: 32

約数和(自身を含む): 31547880

約数和(自身を除く): 18528640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 25037, 50074, 100148, 125185, 200296, 250370, 325481, 500740, 650962, 1001480, 1301924, 1627405, 2603848, 3254810, 6509620, 13019240]

約数ペア:

[(1, 13019240), (2, 6509620), (4, 3254810), (5, 2603848), (8, 1627405), (10, 1301924), (13, 1001480), (20, 650962), (26, 500740), (40, 325481), (52, 250370), (65, 200296), (104, 125185), (130, 100148), (260, 50074), (520, 25037)]