42878380

素因数分解:

$2^2\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{1753}}^1$

素因数の和:2985

約数の個数: 24

約数和(自身を含む): 90169632

約数和(自身を除く): 47291252

約数列:

[1, 2, 4, 5, 10, 20, 1223, 1753, 2446, 3506, 4892, 6115, 7012, 8765, 12230, 17530, 24460, 35060, 2143919, 4287838, 8575676, 10719595, 21439190, 42878380]

約数ペア:

[(1, 42878380), (2, 21439190), (4, 10719595), (5, 8575676), (10, 4287838), (20, 2143919), (1223, 35060), (1753, 24460), (2446, 17530), (3506, 12230), (4892, 8765), (6115, 7012)]