1513304560

素因数分解:

$2^4\times 5^1\times {\mathrm{18916307}}^1$

素因数の和:18916320

約数の個数: 20

約数和(自身を含む): 3518433288

約数和(自身を除く): 2005128728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 18916307, 37832614, 75665228, 94581535, 151330456, 189163070, 302660912, 378326140, 756652280, 1513304560]

約数ペア:

[(1, 1513304560), (2, 756652280), (4, 378326140), (5, 302660912), (8, 189163070), (10, 151330456), (16, 94581535), (20, 75665228), (40, 37832614), (80, 18916307)]