438560

素因数分解:

$2^5\times 5^1\times {\mathrm{2741}}^1$

素因数の和:2756

約数の個数: 24

約数和(自身を含む): 1036476

約数和(自身を除く): 597916

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2741, 5482, 10964, 13705, 21928, 27410, 43856, 54820, 87712, 109640, 219280, 438560]

約数ペア:

[(1, 438560), (2, 219280), (4, 109640), (5, 87712), (8, 54820), (10, 43856), (16, 27410), (20, 21928), (32, 13705), (40, 10964), (80, 5482), (160, 2741)]