13439680

素因数分解:

$2^6\times 5^1\times {\mathrm{41999}}^1$

素因数の和:42016

約数の個数: 28

約数和(自身を含む): 32004000

約数和(自身を除く): 18564320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 41999, 83998, 167996, 209995, 335992, 419990, 671984, 839980, 1343968, 1679960, 2687936, 3359920, 6719840, 13439680]

約数ペア:

[(1, 13439680), (2, 6719840), (4, 3359920), (5, 2687936), (8, 1679960), (10, 1343968), (16, 839980), (20, 671984), (32, 419990), (40, 335992), (64, 209995), (80, 167996), (160, 83998), (320, 41999)]