16177640

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2053}}^1$

素因数の和:2261

約数の個数: 32

約数和(自身を含む): 36602280

約数和(自身を除く): 20424640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 2053, 3940, 4106, 7880, 8212, 10265, 16424, 20530, 41060, 82120, 404441, 808882, 1617764, 2022205, 3235528, 4044410, 8088820, 16177640]

約数ペア:

[(1, 16177640), (2, 8088820), (4, 4044410), (5, 3235528), (8, 2022205), (10, 1617764), (20, 808882), (40, 404441), (197, 82120), (394, 41060), (788, 20530), (985, 16424), (1576, 10265), (1970, 8212), (2053, 7880), (3940, 4106)]