38647740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{644129}}^1$

素因数の和:644141

約数の個数: 24

約数和(自身を含む): 108213840

約数和(自身を除く): 69566100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 644129, 1288258, 1932387, 2576516, 3220645, 3864774, 6441290, 7729548, 9661935, 12882580, 19323870, 38647740]

約数ペア:

[(1, 38647740), (2, 19323870), (3, 12882580), (4, 9661935), (5, 7729548), (6, 6441290), (10, 3864774), (12, 3220645), (15, 2576516), (20, 1932387), (30, 1288258), (60, 644129)]