33489880

素因数分解:

$2^3\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1607}}^1$

素因数の和:2139

約数の個数: 32

約数和(自身を含む): 75543840

約数和(自身を除く): 42053960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 521, 1042, 1607, 2084, 2605, 3214, 4168, 5210, 6428, 8035, 10420, 12856, 16070, 20840, 32140, 64280, 837247, 1674494, 3348988, 4186235, 6697976, 8372470, 16744940, 33489880]

約数ペア:

[(1, 33489880), (2, 16744940), (4, 8372470), (5, 6697976), (8, 4186235), (10, 3348988), (20, 1674494), (40, 837247), (521, 64280), (1042, 32140), (1607, 20840), (2084, 16070), (2605, 12856), (3214, 10420), (4168, 8035), (5210, 6428)]