8107710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20789}}^1$

素因数の和:20812

約数の個数: 32

約数和(自身を含む): 20956320

約数和(自身を除く): 12848610

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 20789, 41578, 62367, 103945, 124734, 207890, 270257, 311835, 540514, 623670, 810771, 1351285, 1621542, 2702570, 4053855, 8107710]

約数ペア:

[(1, 8107710), (2, 4053855), (3, 2702570), (5, 1621542), (6, 1351285), (10, 810771), (13, 623670), (15, 540514), (26, 311835), (30, 270257), (39, 207890), (65, 124734), (78, 103945), (130, 62367), (195, 41578), (390, 20789)]