1976720

素因数分解:

$2^4\times 5^1\times {\mathrm{24709}}^1$

素因数の和:24722

約数の個数: 20

約数和(自身を含む): 4596060

約数和(自身を除く): 2619340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 24709, 49418, 98836, 123545, 197672, 247090, 395344, 494180, 988360, 1976720]

約数ペア:

[(1, 1976720), (2, 988360), (4, 494180), (5, 395344), (8, 247090), (10, 197672), (16, 123545), (20, 98836), (40, 49418), (80, 24709)]