30600520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{17791}}^1$

素因数の和:17845

約数の個数: 32

約数和(自身を含む): 70456320

約数和(自身を除く): 39855800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 17791, 35582, 71164, 88955, 142328, 177910, 355820, 711640, 765013, 1530026, 3060052, 3825065, 6120104, 7650130, 15300260, 30600520]

約数ペア:

[(1, 30600520), (2, 15300260), (4, 7650130), (5, 6120104), (8, 3825065), (10, 3060052), (20, 1530026), (40, 765013), (43, 711640), (86, 355820), (172, 177910), (215, 142328), (344, 88955), (430, 71164), (860, 35582), (1720, 17791)]