90686660

素因数分解:

$2^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{7349}}^1$

素因数の和:7975

約数の個数: 24

約数和(自身を含む): 190776600

約数和(自身を除く): 100089940

約数列:

[1, 2, 4, 5, 10, 20, 617, 1234, 2468, 3085, 6170, 7349, 12340, 14698, 29396, 36745, 73490, 146980, 4534333, 9068666, 18137332, 22671665, 45343330, 90686660]

約数ペア:

[(1, 90686660), (2, 45343330), (4, 22671665), (5, 18137332), (10, 9068666), (20, 4534333), (617, 146980), (1234, 73490), (2468, 36745), (3085, 29396), (6170, 14698), (7349, 12340)]