13326140

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{6469}}^1$

素因数の和:6581

約数の個数: 24

約数和(自身を含む): 28260960

約数和(自身を除く): 14934820

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 6469, 12938, 25876, 32345, 64690, 129380, 666307, 1332614, 2665228, 3331535, 6663070, 13326140]

約数ペア:

[(1, 13326140), (2, 6663070), (4, 3331535), (5, 2665228), (10, 1332614), (20, 666307), (103, 129380), (206, 64690), (412, 32345), (515, 25876), (1030, 12938), (2060, 6469)]