27278860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{719}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 65802240

約数和(自身を除く): 38523380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 271, 542, 719, 1084, 1355, 1438, 1897, 2710, 2876, 3595, 3794, 5033, 5420, 7190, 7588, 9485, 10066, 14380, 18970, 20132, 25165, 37940, 50330, 100660, 194849, 389698, 779396, 974245, 1363943, 1948490, 2727886, 3896980, 5455772, 6819715, 13639430, 27278860]

約数ペア:

[(1, 27278860), (2, 13639430), (4, 6819715), (5, 5455772), (7, 3896980), (10, 2727886), (14, 1948490), (20, 1363943), (28, 974245), (35, 779396), (70, 389698), (140, 194849), (271, 100660), (542, 50330), (719, 37940), (1084, 25165), (1355, 20132), (1438, 18970), (1897, 14380), (2710, 10066), (2876, 9485), (3595, 7588), (3794, 7190), (5033, 5420)]