38917860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{648631}}^1$

素因数の和:648643

約数の個数: 24

約数和(自身を含む): 108970176

約数和(自身を除く): 70052316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 648631, 1297262, 1945893, 2594524, 3243155, 3891786, 6486310, 7783572, 9729465, 12972620, 19458930, 38917860]

約数ペア:

[(1, 38917860), (2, 19458930), (3, 12972620), (4, 9729465), (5, 7783572), (6, 6486310), (10, 3891786), (12, 3243155), (15, 2594524), (20, 1945893), (30, 1297262), (60, 648631)]