68496820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{489263}}^1$

素因数の和:489279

約数の個数: 24

約数和(自身を含む): 164392704

約数和(自身を除く): 95895884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 489263, 978526, 1957052, 2446315, 3424841, 4892630, 6849682, 9785260, 13699364, 17124205, 34248410, 68496820]

約数ペア:

[(1, 68496820), (2, 34248410), (4, 17124205), (5, 13699364), (7, 9785260), (10, 6849682), (14, 4892630), (20, 3424841), (28, 2446315), (35, 1957052), (70, 978526), (140, 489263)]