490635730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{290317}}^1$

素因数の和:290350

約数の個数: 24

約数和(自身を含む): 956307492

約数和(自身を除く): 465671762

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 290317, 580634, 1451585, 2903170, 3774121, 7548242, 18870605, 37741210, 49063573, 98127146, 245317865, 490635730]

約数ペア:

[(1, 490635730), (2, 245317865), (5, 98127146), (10, 49063573), (13, 37741210), (26, 18870605), (65, 7548242), (130, 3774121), (169, 2903170), (338, 1451585), (845, 580634), (1690, 290317)]