19247440

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5119}}^1$

素因数の和:5179

約数の個数: 40

約数和(自身を含む): 45711360

約数和(自身を除く): 26463920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 5119, 10238, 20476, 25595, 40952, 51190, 81904, 102380, 204760, 240593, 409520, 481186, 962372, 1202965, 1924744, 2405930, 3849488, 4811860, 9623720, 19247440]

約数ペア:

[(1, 19247440), (2, 9623720), (4, 4811860), (5, 3849488), (8, 2405930), (10, 1924744), (16, 1202965), (20, 962372), (40, 481186), (47, 409520), (80, 240593), (94, 204760), (188, 102380), (235, 81904), (376, 51190), (470, 40952), (752, 25595), (940, 20476), (1880, 10238), (3760, 5119)]