66800860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{477149}}^1$

素因数の和:477165

約数の個数: 24

約数和(自身を含む): 160322400

約数和(自身を除く): 93521540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 477149, 954298, 1908596, 2385745, 3340043, 4771490, 6680086, 9542980, 13360172, 16700215, 33400430, 66800860]

約数ペア:

[(1, 66800860), (2, 33400430), (4, 16700215), (5, 13360172), (7, 9542980), (10, 6680086), (14, 4771490), (20, 3340043), (28, 2385745), (35, 1908596), (70, 954298), (140, 477149)]