55418860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{395849}}^1$

素因数の和:395865

約数の個数: 24

約数和(自身を含む): 133005600

約数和(自身を除く): 77586740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 395849, 791698, 1583396, 1979245, 2770943, 3958490, 5541886, 7916980, 11083772, 13854715, 27709430, 55418860]

約数ペア:

[(1, 55418860), (2, 27709430), (4, 13854715), (5, 11083772), (7, 7916980), (10, 5541886), (14, 3958490), (20, 2770943), (28, 1979245), (35, 1583396), (70, 791698), (140, 395849)]