8387080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^2$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 20483820

約数和(自身を除く): 12096740

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 254, 260, 508, 520, 635, 1016, 1270, 1651, 2540, 3302, 5080, 6604, 8255, 13208, 16129, 16510, 32258, 33020, 64516, 66040, 80645, 129032, 161290, 209677, 322580, 419354, 645160, 838708, 1048385, 1677416, 2096770, 4193540, 8387080]

約数ペア:

[(1, 8387080), (2, 4193540), (4, 2096770), (5, 1677416), (8, 1048385), (10, 838708), (13, 645160), (20, 419354), (26, 322580), (40, 209677), (52, 161290), (65, 129032), (104, 80645), (127, 66040), (130, 64516), (254, 33020), (260, 32258), (508, 16510), (520, 16129), (635, 13208), (1016, 8255), (1270, 6604), (1651, 5080), (2540, 3302)]