214930480

素因数分解:

$2^4\times 5^1\times {\mathrm{2686631}}^1$

素因数の和:2686644

約数の個数: 20

約数和(自身を含む): 499713552

約数和(自身を除く): 284783072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2686631, 5373262, 10746524, 13433155, 21493048, 26866310, 42986096, 53732620, 107465240, 214930480]

約数ペア:

[(1, 214930480), (2, 107465240), (4, 53732620), (5, 42986096), (8, 26866310), (10, 21493048), (16, 13433155), (20, 10746524), (40, 5373262), (80, 2686631)]