28983016580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{797}}^1\times {\mathrm{259751}}^1$

素因数の和:260564

約数の個数: 48

約数和(自身を含む): 69646784256

約数和(自身を除く): 40663767676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 797, 1594, 3188, 3985, 5579, 7970, 11158, 15940, 22316, 27895, 55790, 111580, 259751, 519502, 1039004, 1298755, 1818257, 2597510, 3636514, 5195020, 7273028, 9091285, 18182570, 36365140, 207021547, 414043094, 828086188, 1035107735, 1449150829, 2070215470, 2898301658, 4140430940, 5796603316, 7245754145, 14491508290, 28983016580]

約数ペア:

[(1, 28983016580), (2, 14491508290), (4, 7245754145), (5, 5796603316), (7, 4140430940), (10, 2898301658), (14, 2070215470), (20, 1449150829), (28, 1035107735), (35, 828086188), (70, 414043094), (140, 207021547), (797, 36365140), (1594, 18182570), (3188, 9091285), (3985, 7273028), (5579, 5195020), (7970, 3636514), (11158, 2597510), (15940, 1818257), (22316, 1298755), (27895, 1039004), (55790, 519502), (111580, 259751)]