28757220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{479287}}^1$

素因数の和:479299

約数の個数: 24

約数和(自身を含む): 80520384

約数和(自身を除く): 51763164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 479287, 958574, 1437861, 1917148, 2396435, 2875722, 4792870, 5751444, 7189305, 9585740, 14378610, 28757220]

約数ペア:

[(1, 28757220), (2, 14378610), (3, 9585740), (4, 7189305), (5, 5751444), (6, 4792870), (10, 2875722), (12, 2396435), (15, 1917148), (20, 1437861), (30, 958574), (60, 479287)]