12158020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{86843}}^1$

素因数の和:86859

約数の個数: 24

約数和(自身を含む): 29179584

約数和(自身を除く): 17021564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 86843, 173686, 347372, 434215, 607901, 868430, 1215802, 1736860, 2431604, 3039505, 6079010, 12158020]

約数ペア:

[(1, 12158020), (2, 6079010), (4, 3039505), (5, 2431604), (7, 1736860), (10, 1215802), (14, 868430), (20, 607901), (28, 434215), (35, 347372), (70, 173686), (140, 86843)]