39716780

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{7727}}^1$

素因数の和:7993

約数の個数: 24

約数和(自身を含む): 83740608

約数和(自身を除く): 44023828

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 7727, 15454, 30908, 38635, 77270, 154540, 1985839, 3971678, 7943356, 9929195, 19858390, 39716780]

約数ペア:

[(1, 39716780), (2, 19858390), (4, 9929195), (5, 7943356), (10, 3971678), (20, 1985839), (257, 154540), (514, 77270), (1028, 38635), (1285, 30908), (2570, 15454), (5140, 7727)]