26995720

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{2129}}^1$

素因数の和:2457

約数の個数: 32

約数和(自身を含む): 60960600

約数和(自身を除く): 33964880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2129, 2536, 3170, 4258, 6340, 8516, 10645, 12680, 17032, 21290, 42580, 85160, 674893, 1349786, 2699572, 3374465, 5399144, 6748930, 13497860, 26995720]

約数ペア:

[(1, 26995720), (2, 13497860), (4, 6748930), (5, 5399144), (8, 3374465), (10, 2699572), (20, 1349786), (40, 674893), (317, 85160), (634, 42580), (1268, 21290), (1585, 17032), (2129, 12680), (2536, 10645), (3170, 8516), (4258, 6340)]