20159500040

素因数分解:

$2^3\times 5^1\times {\mathrm{503987501}}^1$

素因数の和:503987512

約数の個数: 16

約数和(自身を含む): 45358875180

約数和(自身を除く): 25199375140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503987501, 1007975002, 2015950004, 2519937505, 4031900008, 5039875010, 10079750020, 20159500040]

約数ペア:

[(1, 20159500040), (2, 10079750020), (4, 5039875010), (5, 4031900008), (8, 2519937505), (10, 2015950004), (20, 1007975002), (40, 503987501)]