51128540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{111149}}^1$

素因数の和:111181

約数の個数: 24

約数和(自身を含む): 112039200

約数和(自身を除く): 60910660

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 111149, 222298, 444596, 555745, 1111490, 2222980, 2556427, 5112854, 10225708, 12782135, 25564270, 51128540]

約数ペア:

[(1, 51128540), (2, 25564270), (4, 12782135), (5, 10225708), (10, 5112854), (20, 2556427), (23, 2222980), (46, 1111490), (92, 555745), (115, 444596), (230, 222298), (460, 111149)]