209230880

素因数分解:

$2^5\times 5^1\times {\mathrm{1307693}}^1$

素因数の和:1307708

約数の個数: 24

約数和(自身を含む): 494308332

約数和(自身を除く): 285077452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1307693, 2615386, 5230772, 6538465, 10461544, 13076930, 20923088, 26153860, 41846176, 52307720, 104615440, 209230880]

約数ペア:

[(1, 209230880), (2, 104615440), (4, 52307720), (5, 41846176), (8, 26153860), (10, 20923088), (16, 13076930), (20, 10461544), (32, 6538465), (40, 5230772), (80, 2615386), (160, 1307693)]