18924080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{719}}^1$

素因数の和:786

約数の個数: 80

約数和(自身を含む): 51425280

約数和(自身を除く): 32501200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 719, 752, 940, 1316, 1438, 1645, 1880, 2632, 2876, 3290, 3595, 3760, 5033, 5264, 5752, 6580, 7190, 10066, 11504, 13160, 14380, 20132, 25165, 26320, 28760, 33793, 40264, 50330, 57520, 67586, 80528, 100660, 135172, 168965, 201320, 236551, 270344, 337930, 402640, 473102, 540688, 675860, 946204, 1182755, 1351720, 1892408, 2365510, 2703440, 3784816, 4731020, 9462040, 18924080]

約数ペア:

[(1, 18924080), (2, 9462040), (4, 4731020), (5, 3784816), (7, 2703440), (8, 2365510), (10, 1892408), (14, 1351720), (16, 1182755), (20, 946204), (28, 675860), (35, 540688), (40, 473102), (47, 402640), (56, 337930), (70, 270344), (80, 236551), (94, 201320), (112, 168965), (140, 135172), (188, 100660), (235, 80528), (280, 67586), (329, 57520), (376, 50330), (470, 40264), (560, 33793), (658, 28760), (719, 26320), (752, 25165), (940, 20132), (1316, 14380), (1438, 13160), (1645, 11504), (1880, 10066), (2632, 7190), (2876, 6580), (3290, 5752), (3595, 5264), (3760, 5033)]