20346822140

素因数分解:

$2^2\times 5^1\times {\mathrm{7247}}^1\times {\mathrm{140381}}^1$

素因数の和:147637

約数の個数: 24

約数和(自身を含む): 42734526912

約数和(自身を除く): 22387704772

約数列:

[1, 2, 4, 5, 10, 20, 7247, 14494, 28988, 36235, 72470, 140381, 144940, 280762, 561524, 701905, 1403810, 2807620, 1017341107, 2034682214, 4069364428, 5086705535, 10173411070, 20346822140]

約数ペア:

[(1, 20346822140), (2, 10173411070), (4, 5086705535), (5, 4069364428), (10, 2034682214), (20, 1017341107), (7247, 2807620), (14494, 1403810), (28988, 701905), (36235, 561524), (72470, 280762), (140381, 144940)]