28513120

素因数分解:

$2^5\times 5^1\times {\mathrm{178207}}^1$

素因数の和:178222

約数の個数: 24

約数和(自身を含む): 67362624

約数和(自身を除く): 38849504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 178207, 356414, 712828, 891035, 1425656, 1782070, 2851312, 3564140, 5702624, 7128280, 14256560, 28513120]

約数ペア:

[(1, 28513120), (2, 14256560), (4, 7128280), (5, 5702624), (8, 3564140), (10, 2851312), (16, 1782070), (20, 1425656), (32, 891035), (40, 712828), (80, 356414), (160, 178207)]