1330356040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2558377}}^1$

素因数の和:2558401

約数の個数: 32

約数和(自身を含む): 3223556280

約数和(自身を除く): 1893200240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2558377, 5116754, 10233508, 12791885, 20467016, 25583770, 33258901, 51167540, 66517802, 102335080, 133035604, 166294505, 266071208, 332589010, 665178020, 1330356040]

約数ペア:

[(1, 1330356040), (2, 665178020), (4, 332589010), (5, 266071208), (8, 166294505), (10, 133035604), (13, 102335080), (20, 66517802), (26, 51167540), (40, 33258901), (52, 25583770), (65, 20467016), (104, 12791885), (130, 10233508), (260, 5116754), (520, 2558377)]