4216720

素因数分解:

$2^4\times 5^1\times {\mathrm{52709}}^1$

素因数の和:52722

約数の個数: 20

約数和(自身を含む): 9804060

約数和(自身を除く): 5587340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 52709, 105418, 210836, 263545, 421672, 527090, 843344, 1054180, 2108360, 4216720]

約数ペア:

[(1, 4216720), (2, 2108360), (4, 1054180), (5, 843344), (8, 527090), (10, 421672), (16, 263545), (20, 210836), (40, 105418), (80, 52709)]