27632780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6367}}^1$

素因数の和:6414

約数の個数: 48

約数和(自身を含む): 68468736

約数和(自身を除く): 40835956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 6367, 12734, 25468, 31835, 44569, 63670, 89138, 127340, 178276, 197377, 222845, 394754, 445690, 789508, 891380, 986885, 1381639, 1973770, 2763278, 3947540, 5526556, 6908195, 13816390, 27632780]

約数ペア:

[(1, 27632780), (2, 13816390), (4, 6908195), (5, 5526556), (7, 3947540), (10, 2763278), (14, 1973770), (20, 1381639), (28, 986885), (31, 891380), (35, 789508), (62, 445690), (70, 394754), (124, 222845), (140, 197377), (155, 178276), (217, 127340), (310, 89138), (434, 63670), (620, 44569), (868, 31835), (1085, 25468), (2170, 12734), (4340, 6367)]