12620088740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{90143491}}^1$

素因数の和:90143507

約数の個数: 24

約数和(自身を含む): 30288213312

約数和(自身を除く): 17668124572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 90143491, 180286982, 360573964, 450717455, 631004437, 901434910, 1262008874, 1802869820, 2524017748, 3155022185, 6310044370, 12620088740]

約数ペア:

[(1, 12620088740), (2, 6310044370), (4, 3155022185), (5, 2524017748), (7, 1802869820), (10, 1262008874), (14, 901434910), (20, 631004437), (28, 450717455), (35, 360573964), (70, 180286982), (140, 90143491)]