38737880

素因数分解:

$2^3\times 5^1\times {\mathrm{673}}^1\times {\mathrm{1439}}^1$

素因数の和:2123

約数の個数: 32

約数和(自身を含む): 87350400

約数和(自身を除く): 48612520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 673, 1346, 1439, 2692, 2878, 3365, 5384, 5756, 6730, 7195, 11512, 13460, 14390, 26920, 28780, 57560, 968447, 1936894, 3873788, 4842235, 7747576, 9684470, 19368940, 38737880]

約数ペア:

[(1, 38737880), (2, 19368940), (4, 9684470), (5, 7747576), (8, 4842235), (10, 3873788), (20, 1936894), (40, 968447), (673, 57560), (1346, 28780), (1439, 26920), (2692, 14390), (2878, 13460), (3365, 11512), (5384, 7195), (5756, 6730)]