28465120

素因数分解:

$2^5\times 5^1\times {\mathrm{177907}}^1$

素因数の和:177922

約数の個数: 24

約数和(自身を含む): 67249224

約数和(自身を除く): 38784104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 177907, 355814, 711628, 889535, 1423256, 1779070, 2846512, 3558140, 5693024, 7116280, 14232560, 28465120]

約数ペア:

[(1, 28465120), (2, 14232560), (4, 7116280), (5, 5693024), (8, 3558140), (10, 2846512), (16, 1779070), (20, 1423256), (32, 889535), (40, 711628), (80, 355814), (160, 177907)]