1819340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5351}}^1$

素因数の和:5377

約数の個数: 24

約数和(自身を含む): 4046112

約数和(自身を除く): 2226772

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 5351, 10702, 21404, 26755, 53510, 90967, 107020, 181934, 363868, 454835, 909670, 1819340]

約数ペア:

[(1, 1819340), (2, 909670), (4, 454835), (5, 363868), (10, 181934), (17, 107020), (20, 90967), (34, 53510), (68, 26755), (85, 21404), (170, 10702), (340, 5351)]