1278620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{9133}}^1$

素因数の和:9149

約数の個数: 24

約数和(自身を含む): 3069024

約数和(自身を除く): 1790404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 9133, 18266, 36532, 45665, 63931, 91330, 127862, 182660, 255724, 319655, 639310, 1278620]

約数ペア:

[(1, 1278620), (2, 639310), (4, 319655), (5, 255724), (7, 182660), (10, 127862), (14, 91330), (20, 63931), (28, 45665), (35, 36532), (70, 18266), (140, 9133)]