39647380

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{3083}}^1$

素因数の和:3735

約数の個数: 24

約数和(自身を含む): 83416032

約数和(自身を除く): 43768652

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2572, 3083, 3215, 6166, 6430, 12332, 12860, 15415, 30830, 61660, 1982369, 3964738, 7929476, 9911845, 19823690, 39647380]

約数ペア:

[(1, 39647380), (2, 19823690), (4, 9911845), (5, 7929476), (10, 3964738), (20, 1982369), (643, 61660), (1286, 30830), (2572, 15415), (3083, 12860), (3215, 12332), (6166, 6430)]