84306440

素因数分解:

$2^3\times 5^1\times {\mathrm{2107661}}^1$

素因数の和:2107672

約数の個数: 16

約数和(自身を含む): 189689580

約数和(自身を除く): 105383140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2107661, 4215322, 8430644, 10538305, 16861288, 21076610, 42153220, 84306440]

約数ペア:

[(1, 84306440), (2, 42153220), (4, 21076610), (5, 16861288), (8, 10538305), (10, 8430644), (20, 4215322), (40, 2107661)]