20441260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{146009}}^1$

素因数の和:146025

約数の個数: 24

約数和(自身を含む): 49059360

約数和(自身を除く): 28618100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 146009, 292018, 584036, 730045, 1022063, 1460090, 2044126, 2920180, 4088252, 5110315, 10220630, 20441260]

約数ペア:

[(1, 20441260), (2, 10220630), (4, 5110315), (5, 4088252), (7, 2920180), (10, 2044126), (14, 1460090), (20, 1022063), (28, 730045), (35, 584036), (70, 292018), (140, 146009)]