84272020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{601943}}^1$

素因数の和:601959

約数の個数: 24

約数和(自身を含む): 202253184

約数和(自身を除く): 117981164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 601943, 1203886, 2407772, 3009715, 4213601, 6019430, 8427202, 12038860, 16854404, 21068005, 42136010, 84272020]

約数ペア:

[(1, 84272020), (2, 42136010), (4, 21068005), (5, 16854404), (7, 12038860), (10, 8427202), (14, 6019430), (20, 4213601), (28, 3009715), (35, 2407772), (70, 1203886), (140, 601943)]