47181520

素因数分解:

$2^4\times 5^1\times {\mathrm{367}}^1\times {\mathrm{1607}}^1$

素因数の和:1987

約数の個数: 40

約数和(自身を含む): 110064384

約数和(自身を除く): 62882864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 367, 734, 1468, 1607, 1835, 2936, 3214, 3670, 5872, 6428, 7340, 8035, 12856, 14680, 16070, 25712, 29360, 32140, 64280, 128560, 589769, 1179538, 2359076, 2948845, 4718152, 5897690, 9436304, 11795380, 23590760, 47181520]

約数ペア:

[(1, 47181520), (2, 23590760), (4, 11795380), (5, 9436304), (8, 5897690), (10, 4718152), (16, 2948845), (20, 2359076), (40, 1179538), (80, 589769), (367, 128560), (734, 64280), (1468, 32140), (1607, 29360), (1835, 25712), (2936, 16070), (3214, 14680), (3670, 12856), (5872, 8035), (6428, 7340)]