20090780

素因数分解:

$2^2\times 5^1\times {\mathrm{757}}^1\times {\mathrm{1327}}^1$

素因数の和:2093

約数の個数: 24

約数和(自身を含む): 42278208

約数和(自身を除く): 22187428

約数列:

[1, 2, 4, 5, 10, 20, 757, 1327, 1514, 2654, 3028, 3785, 5308, 6635, 7570, 13270, 15140, 26540, 1004539, 2009078, 4018156, 5022695, 10045390, 20090780]

約数ペア:

[(1, 20090780), (2, 10045390), (4, 5022695), (5, 4018156), (10, 2009078), (20, 1004539), (757, 26540), (1327, 15140), (1514, 13270), (2654, 7570), (3028, 6635), (3785, 5308)]