148968740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{1051}}^1$

素因数の和:1452

約数の個数: 48

約数和(自身を含む): 330496320

約数和(自身を除く): 181527580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 373, 380, 746, 1051, 1492, 1865, 2102, 3730, 4204, 5255, 7087, 7460, 10510, 14174, 19969, 21020, 28348, 35435, 39938, 70870, 79876, 99845, 141740, 199690, 392023, 399380, 784046, 1568092, 1960115, 3920230, 7448437, 7840460, 14896874, 29793748, 37242185, 74484370, 148968740]

約数ペア:

[(1, 148968740), (2, 74484370), (4, 37242185), (5, 29793748), (10, 14896874), (19, 7840460), (20, 7448437), (38, 3920230), (76, 1960115), (95, 1568092), (190, 784046), (373, 399380), (380, 392023), (746, 199690), (1051, 141740), (1492, 99845), (1865, 79876), (2102, 70870), (3730, 39938), (4204, 35435), (5255, 28348), (7087, 21020), (7460, 19969), (10510, 14174)]