28718220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{478637}}^1$

素因数の和:478649

約数の個数: 24

約数和(自身を含む): 80411184

約数和(自身を除く): 51692964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 478637, 957274, 1435911, 1914548, 2393185, 2871822, 4786370, 5743644, 7179555, 9572740, 14359110, 28718220]

約数ペア:

[(1, 28718220), (2, 14359110), (3, 9572740), (4, 7179555), (5, 5743644), (6, 4786370), (10, 2871822), (12, 2393185), (15, 1914548), (20, 1435911), (30, 957274), (60, 478637)]