28840640

素因数分解:

$2^6\times 5^1\times {\mathrm{90127}}^1$

素因数の和:90144

約数の個数: 28

約数和(自身を含む): 68677536

約数和(自身を除く): 39836896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 90127, 180254, 360508, 450635, 721016, 901270, 1442032, 1802540, 2884064, 3605080, 5768128, 7210160, 14420320, 28840640]

約数ペア:

[(1, 28840640), (2, 14420320), (4, 7210160), (5, 5768128), (8, 3605080), (10, 2884064), (16, 1802540), (20, 1442032), (32, 901270), (40, 721016), (64, 450635), (80, 360508), (160, 180254), (320, 90127)]