20072790185

素因数分解:

$5^1\times 7^1\times {\mathrm{1129}}^1\times {\mathrm{507979}}^1$

素因数の和:509120

約数の個数: 16

約数和(自身を含む): 27552835200

約数和(自身を除く): 7480045015

約数列:

[1, 5, 7, 35, 1129, 5645, 7903, 39515, 507979, 2539895, 3555853, 17779265, 573508291, 2867541455, 4014558037, 20072790185]

約数ペア:

[(1, 20072790185), (5, 4014558037), (7, 2867541455), (35, 573508291), (1129, 17779265), (5645, 3555853), (7903, 2539895), (39515, 507979)]