187860820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1341863}}^1$

素因数の和:1341879

約数の個数: 24

約数和(自身を含む): 450866304

約数和(自身を除く): 263005484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1341863, 2683726, 5367452, 6709315, 9393041, 13418630, 18786082, 26837260, 37572164, 46965205, 93930410, 187860820]

約数ペア:

[(1, 187860820), (2, 93930410), (4, 46965205), (5, 37572164), (7, 26837260), (10, 18786082), (14, 13418630), (20, 9393041), (28, 6709315), (35, 5367452), (70, 2683726), (140, 1341863)]