137738860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{983849}}^1$

素因数の和:983865

約数の個数: 24

約数和(自身を含む): 330573600

約数和(自身を除く): 192834740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 983849, 1967698, 3935396, 4919245, 6886943, 9838490, 13773886, 19676980, 27547772, 34434715, 68869430, 137738860]

約数ペア:

[(1, 137738860), (2, 68869430), (4, 34434715), (5, 27547772), (7, 19676980), (10, 13773886), (14, 9838490), (20, 6886943), (28, 4919245), (35, 3935396), (70, 1967698), (140, 983849)]