520013732

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{640411}}^1$

素因数の和:640451

約数の個数: 24

約数和(自身を含む): 1075892160

約数和(自身を除く): 555878428

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 640411, 1280822, 2561644, 4482877, 8965754, 17931508, 18571919, 37143838, 74287676, 130003433, 260006866, 520013732]

約数ペア:

[(1, 520013732), (2, 260006866), (4, 130003433), (7, 74287676), (14, 37143838), (28, 18571919), (29, 17931508), (58, 8965754), (116, 4482877), (203, 2561644), (406, 1280822), (812, 640411)]