86286680

素因数分解:

$2^3\times 5^1\times {\mathrm{787}}^1\times {\mathrm{2741}}^1$

素因数の和:3539

約数の個数: 32

約数和(自身を含む): 194462640

約数和(自身を除く): 108175960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 787, 1574, 2741, 3148, 3935, 5482, 6296, 7870, 10964, 13705, 15740, 21928, 27410, 31480, 54820, 109640, 2157167, 4314334, 8628668, 10785835, 17257336, 21571670, 43143340, 86286680]

約数ペア:

[(1, 86286680), (2, 43143340), (4, 21571670), (5, 17257336), (8, 10785835), (10, 8628668), (20, 4314334), (40, 2157167), (787, 109640), (1574, 54820), (2741, 31480), (3148, 27410), (3935, 21928), (5482, 15740), (6296, 13705), (7870, 10964)]