38641740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{644029}}^1$

素因数の和:644041

約数の個数: 24

約数和(自身を含む): 108197040

約数和(自身を除く): 69555300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 644029, 1288058, 1932087, 2576116, 3220145, 3864174, 6440290, 7728348, 9660435, 12880580, 19320870, 38641740]

約数ペア:

[(1, 38641740), (2, 19320870), (3, 12880580), (4, 9660435), (5, 7728348), (6, 6440290), (10, 3864174), (12, 3220145), (15, 2576116), (20, 1932087), (30, 1288058), (60, 644029)]