20252690

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{431}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 37822464

約数和(自身を除く): 17569774

約数列:

[1, 2, 5, 10, 37, 74, 127, 185, 254, 370, 431, 635, 862, 1270, 2155, 4310, 4699, 9398, 15947, 23495, 31894, 46990, 54737, 79735, 109474, 159470, 273685, 547370, 2025269, 4050538, 10126345, 20252690]

約数ペア:

[(1, 20252690), (2, 10126345), (5, 4050538), (10, 2025269), (37, 547370), (74, 273685), (127, 159470), (185, 109474), (254, 79735), (370, 54737), (431, 46990), (635, 31894), (862, 23495), (1270, 15947), (2155, 9398), (4310, 4699)]