7904740

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5003}}^1$

素因数の和:5091

約数の個数: 24

約数和(自身を含む): 16813440

約数和(自身を除く): 8908700

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 5003, 10006, 20012, 25015, 50030, 100060, 395237, 790474, 1580948, 1976185, 3952370, 7904740]

約数ペア:

[(1, 7904740), (2, 3952370), (4, 1976185), (5, 1580948), (10, 790474), (20, 395237), (79, 100060), (158, 50030), (316, 25015), (395, 20012), (790, 10006), (1580, 5003)]