794440

素因数分解:

$2^3\times 5^1\times {\mathrm{19861}}^1$

素因数の和:19872

約数の個数: 16

約数和(自身を含む): 1787580

約数和(自身を除く): 993140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 19861, 39722, 79444, 99305, 158888, 198610, 397220, 794440]

約数ペア:

[(1, 794440), (2, 397220), (4, 198610), (5, 158888), (8, 99305), (10, 79444), (20, 39722), (40, 19861)]