122507420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{883}}^1\times {\mathrm{991}}^1$

素因数の和:1890

約数の個数: 48

約数和(自身を含む): 294647808

約数和(自身を除く): 172140388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 883, 991, 1766, 1982, 3532, 3964, 4415, 4955, 6181, 6937, 8830, 9910, 12362, 13874, 17660, 19820, 24724, 27748, 30905, 34685, 61810, 69370, 123620, 138740, 875053, 1750106, 3500212, 4375265, 6125371, 8750530, 12250742, 17501060, 24501484, 30626855, 61253710, 122507420]

約数ペア:

[(1, 122507420), (2, 61253710), (4, 30626855), (5, 24501484), (7, 17501060), (10, 12250742), (14, 8750530), (20, 6125371), (28, 4375265), (35, 3500212), (70, 1750106), (140, 875053), (883, 138740), (991, 123620), (1766, 69370), (1982, 61810), (3532, 34685), (3964, 30905), (4415, 27748), (4955, 24724), (6181, 19820), (6937, 17660), (8830, 13874), (9910, 12362)]