8266608740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{474547}}^1$

素因数の和:474636

約数の個数: 48

約数和(自身を含む): 18974327232

約数和(自身を除く): 10707718492

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3484, 4355, 8710, 17420, 474547, 949094, 1898188, 2372735, 4745470, 6169111, 9490940, 12338222, 24676444, 30845555, 31794649, 61691110, 63589298, 123382220, 127178596, 158973245, 317946490, 413330437, 635892980, 826660874, 1653321748, 2066652185, 4133304370, 8266608740]

約数ペア:

[(1, 8266608740), (2, 4133304370), (4, 2066652185), (5, 1653321748), (10, 826660874), (13, 635892980), (20, 413330437), (26, 317946490), (52, 158973245), (65, 127178596), (67, 123382220), (130, 63589298), (134, 61691110), (260, 31794649), (268, 30845555), (335, 24676444), (670, 12338222), (871, 9490940), (1340, 6169111), (1742, 4745470), (3484, 2372735), (4355, 1898188), (8710, 949094), (17420, 474547)]