9908180

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6271}}^1$

素因数の和:6359

約数の個数: 24

約数和(自身を含む): 21073920

約数和(自身を除く): 11165740

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 6271, 12542, 25084, 31355, 62710, 125420, 495409, 990818, 1981636, 2477045, 4954090, 9908180]

約数ペア:

[(1, 9908180), (2, 4954090), (4, 2477045), (5, 1981636), (10, 990818), (20, 495409), (79, 125420), (158, 62710), (316, 31355), (395, 25084), (790, 12542), (1580, 6271)]