86528420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{393311}}^1$

素因数の和:393331

約数の個数: 24

約数和(自身を含む): 198229248

約数和(自身を除く): 111700828

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 393311, 786622, 1573244, 1966555, 3933110, 4326421, 7866220, 8652842, 17305684, 21632105, 43264210, 86528420]

約数ペア:

[(1, 86528420), (2, 43264210), (4, 21632105), (5, 17305684), (10, 8652842), (11, 7866220), (20, 4326421), (22, 3933110), (44, 1966555), (55, 1573244), (110, 786622), (220, 393311)]