39684860

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{25117}}^1$

素因数の和:25205

約数の個数: 24

約数和(自身を含む): 84396480

約数和(自身を除く): 44711620

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 25117, 50234, 100468, 125585, 251170, 502340, 1984243, 3968486, 7936972, 9921215, 19842430, 39684860]

約数ペア:

[(1, 39684860), (2, 19842430), (4, 9921215), (5, 7936972), (10, 3968486), (20, 1984243), (79, 502340), (158, 251170), (316, 125585), (395, 100468), (790, 50234), (1580, 25117)]