179671940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{2897}}^1$

素因数の和:3356

約数の個数: 48

約数和(自身を含む): 432335232

約数和(自身を除く): 252663292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 443, 886, 1772, 2215, 2897, 3101, 4430, 5794, 6202, 8860, 11588, 12404, 14485, 15505, 20279, 28970, 31010, 40558, 57940, 62020, 81116, 101395, 202790, 405580, 1283371, 2566742, 5133484, 6416855, 8983597, 12833710, 17967194, 25667420, 35934388, 44917985, 89835970, 179671940]

約数ペア:

[(1, 179671940), (2, 89835970), (4, 44917985), (5, 35934388), (7, 25667420), (10, 17967194), (14, 12833710), (20, 8983597), (28, 6416855), (35, 5133484), (70, 2566742), (140, 1283371), (443, 405580), (886, 202790), (1772, 101395), (2215, 81116), (2897, 62020), (3101, 57940), (4430, 40558), (5794, 31010), (6202, 28970), (8860, 20279), (11588, 15505), (12404, 14485)]