440310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1129}}^1$

素因数の和:1152

約数の個数: 32

約数和(自身を含む): 1139040

約数和(自身を除く): 698730

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1129, 2258, 3387, 5645, 6774, 11290, 14677, 16935, 29354, 33870, 44031, 73385, 88062, 146770, 220155, 440310]

約数ペア:

[(1, 440310), (2, 220155), (3, 146770), (5, 88062), (6, 73385), (10, 44031), (13, 33870), (15, 29354), (26, 16935), (30, 14677), (39, 11290), (65, 6774), (78, 5645), (130, 3387), (195, 2258), (390, 1129)]