8245940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5807}}^1$

素因数の和:5887

約数の個数: 24

約数和(自身を含む): 17563392

約数和(自身を除く): 9317452

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 5807, 11614, 23228, 29035, 58070, 116140, 412297, 824594, 1649188, 2061485, 4122970, 8245940]

約数ペア:

[(1, 8245940), (2, 4122970), (4, 2061485), (5, 1649188), (10, 824594), (20, 412297), (71, 116140), (142, 58070), (284, 29035), (355, 23228), (710, 11614), (1420, 5807)]