86428920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{720241}}^1$

素因数の和:720255

約数の個数: 32

約数和(自身を含む): 259287120

約数和(自身を除く): 172858200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 720241, 1440482, 2160723, 2880964, 3601205, 4321446, 5761928, 7202410, 8642892, 10803615, 14404820, 17285784, 21607230, 28809640, 43214460, 86428920]

約数ペア:

[(1, 86428920), (2, 43214460), (3, 28809640), (4, 21607230), (5, 17285784), (6, 14404820), (8, 10803615), (10, 8642892), (12, 7202410), (15, 5761928), (20, 4321446), (24, 3601205), (30, 2880964), (40, 2160723), (60, 1440482), (120, 720241)]