30317320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{68903}}^1$

素因数の和:68925

約数の個数: 32

約数和(自身を含む): 74416320

約数和(自身を除く): 44099000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 68903, 137806, 275612, 344515, 551224, 689030, 757933, 1378060, 1515866, 2756120, 3031732, 3789665, 6063464, 7579330, 15158660, 30317320]

約数ペア:

[(1, 30317320), (2, 15158660), (4, 7579330), (5, 6063464), (8, 3789665), (10, 3031732), (11, 2756120), (20, 1515866), (22, 1378060), (40, 757933), (44, 689030), (55, 551224), (88, 344515), (110, 275612), (220, 137806), (440, 68903)]