20727408040

素因数分解:

$2^3\times 5^1\times {\mathrm{4663}}^1\times {\mathrm{111127}}^1$

素因数の和:115801

約数の個数: 32

約数和(自身を含む): 46647089280

約数和(自身を除く): 25919681240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4663, 9326, 18652, 23315, 37304, 46630, 93260, 111127, 186520, 222254, 444508, 555635, 889016, 1111270, 2222540, 4445080, 518185201, 1036370402, 2072740804, 2590926005, 4145481608, 5181852010, 10363704020, 20727408040]

約数ペア:

[(1, 20727408040), (2, 10363704020), (4, 5181852010), (5, 4145481608), (8, 2590926005), (10, 2072740804), (20, 1036370402), (40, 518185201), (4663, 4445080), (9326, 2222540), (18652, 1111270), (23315, 889016), (37304, 555635), (46630, 444508), (93260, 222254), (111127, 186520)]