32840560

素因数分解:

$2^4\times 5^1\times {\mathrm{410507}}^1$

素因数の和:410520

約数の個数: 20

約数和(自身を含む): 76354488

約数和(自身を除く): 43513928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 410507, 821014, 1642028, 2052535, 3284056, 4105070, 6568112, 8210140, 16420280, 32840560]

約数ペア:

[(1, 32840560), (2, 16420280), (4, 8210140), (5, 6568112), (8, 4105070), (10, 3284056), (16, 2052535), (20, 1642028), (40, 821014), (80, 410507)]