20164704080

素因数分解:

$2^4\times 5^1\times {\mathrm{593}}^1\times {\mathrm{425057}}^1$

素因数の和:425663

約数の個数: 40

約数和(自身を含む): 46962108072

約数和(自身を除く): 26797403992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 593, 1186, 2372, 2965, 4744, 5930, 9488, 11860, 23720, 47440, 425057, 850114, 1700228, 2125285, 3400456, 4250570, 6800912, 8501140, 17002280, 34004560, 252058801, 504117602, 1008235204, 1260294005, 2016470408, 2520588010, 4032940816, 5041176020, 10082352040, 20164704080]

約数ペア:

[(1, 20164704080), (2, 10082352040), (4, 5041176020), (5, 4032940816), (8, 2520588010), (10, 2016470408), (16, 1260294005), (20, 1008235204), (40, 504117602), (80, 252058801), (593, 34004560), (1186, 17002280), (2372, 8501140), (2965, 6800912), (4744, 4250570), (5930, 3400456), (9488, 2125285), (11860, 1700228), (23720, 850114), (47440, 425057)]