84901220

素因数分解:

$2^2\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{4001}}^1$

素因数の和:5071

約数の個数: 24

約数和(自身を含む): 178505208

約数和(自身を除く): 93603988

約数列:

[1, 2, 4, 5, 10, 20, 1061, 2122, 4001, 4244, 5305, 8002, 10610, 16004, 20005, 21220, 40010, 80020, 4245061, 8490122, 16980244, 21225305, 42450610, 84901220]

約数ペア:

[(1, 84901220), (2, 42450610), (4, 21225305), (5, 16980244), (10, 8490122), (20, 4245061), (1061, 80020), (2122, 40010), (4001, 21220), (4244, 20005), (5305, 16004), (8002, 10610)]