12525380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{12781}}^1$

素因数の和:12804

約数の個数: 36

約数和(自身を含む): 30600108

約数和(自身を除く): 18074728

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 12781, 25562, 51124, 63905, 89467, 127810, 178934, 255620, 357868, 447335, 626269, 894670, 1252538, 1789340, 2505076, 3131345, 6262690, 12525380]

約数ペア:

[(1, 12525380), (2, 6262690), (4, 3131345), (5, 2505076), (7, 1789340), (10, 1252538), (14, 894670), (20, 626269), (28, 447335), (35, 357868), (49, 255620), (70, 178934), (98, 127810), (140, 89467), (196, 63905), (245, 51124), (490, 25562), (980, 12781)]