13314520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7741}}^1$

素因数の和:7795

約数の個数: 32

約数和(自身を含む): 30658320

約数和(自身を除く): 17343800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 7741, 15482, 30964, 38705, 61928, 77410, 154820, 309640, 332863, 665726, 1331452, 1664315, 2662904, 3328630, 6657260, 13314520]

約数ペア:

[(1, 13314520), (2, 6657260), (4, 3328630), (5, 2662904), (8, 1664315), (10, 1331452), (20, 665726), (40, 332863), (43, 309640), (86, 154820), (172, 77410), (215, 61928), (344, 38705), (430, 30964), (860, 15482), (1720, 7741)]