72824560

素因数分解:

$2^4\times 5^1\times {\mathrm{910307}}^1$

素因数の和:910320

約数の個数: 20

約数和(自身を含む): 169317288

約数和(自身を除く): 96492728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 910307, 1820614, 3641228, 4551535, 7282456, 9103070, 14564912, 18206140, 36412280, 72824560]

約数ペア:

[(1, 72824560), (2, 36412280), (4, 18206140), (5, 14564912), (8, 9103070), (10, 7282456), (16, 4551535), (20, 3641228), (40, 1820614), (80, 910307)]