66655540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{476111}}^1$

素因数の和:476127

約数の個数: 24

約数和(自身を含む): 159973632

約数和(自身を除く): 93318092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 476111, 952222, 1904444, 2380555, 3332777, 4761110, 6665554, 9522220, 13331108, 16663885, 33327770, 66655540]

約数ペア:

[(1, 66655540), (2, 33327770), (4, 16663885), (5, 13331108), (7, 9522220), (10, 6665554), (14, 4761110), (20, 3332777), (28, 2380555), (35, 1904444), (70, 952222), (140, 476111)]