27199280

素因数分解:

$2^4\times 5^1\times {\mathrm{339991}}^1$

素因数の和:340004

約数の個数: 20

約数和(自身を含む): 63238512

約数和(自身を除く): 36039232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 339991, 679982, 1359964, 1699955, 2719928, 3399910, 5439856, 6799820, 13599640, 27199280]

約数ペア:

[(1, 27199280), (2, 13599640), (4, 6799820), (5, 5439856), (8, 3399910), (10, 2719928), (16, 1699955), (20, 1359964), (40, 679982), (80, 339991)]