1566882220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{5393}}^1$

素因数の和:5674

約数の個数: 48

約数和(自身を含む): 3352910400

約数和(自身を除く): 1786028180

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 199, 292, 365, 398, 730, 796, 995, 1460, 1990, 3980, 5393, 10786, 14527, 21572, 26965, 29054, 53930, 58108, 72635, 107860, 145270, 290540, 393689, 787378, 1073207, 1574756, 1968445, 2146414, 3936890, 4292828, 5366035, 7873780, 10732070, 21464140, 78344111, 156688222, 313376444, 391720555, 783441110, 1566882220]

約数ペア:

[(1, 1566882220), (2, 783441110), (4, 391720555), (5, 313376444), (10, 156688222), (20, 78344111), (73, 21464140), (146, 10732070), (199, 7873780), (292, 5366035), (365, 4292828), (398, 3936890), (730, 2146414), (796, 1968445), (995, 1574756), (1460, 1073207), (1990, 787378), (3980, 393689), (5393, 290540), (10786, 145270), (14527, 107860), (21572, 72635), (26965, 58108), (29054, 53930)]