20454188020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{146101343}}^1$

素因数の和:146101359

約数の個数: 24

約数和(自身を含む): 49090051584

約数和(自身を除く): 28635863564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 146101343, 292202686, 584405372, 730506715, 1022709401, 1461013430, 2045418802, 2922026860, 4090837604, 5113547005, 10227094010, 20454188020]

約数ペア:

[(1, 20454188020), (2, 10227094010), (4, 5113547005), (5, 4090837604), (7, 2922026860), (10, 2045418802), (14, 1461013430), (20, 1022709401), (28, 730506715), (35, 584405372), (70, 292202686), (140, 146101343)]