83799860

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{21269}}^1$

素因数の和:21475

約数の個数: 24

約数和(自身を含む): 176881320

約数和(自身を除く): 93081460

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 21269, 42538, 85076, 106345, 212690, 425380, 4189993, 8379986, 16759972, 20949965, 41899930, 83799860]

約数ペア:

[(1, 83799860), (2, 41899930), (4, 20949965), (5, 16759972), (10, 8379986), (20, 4189993), (197, 425380), (394, 212690), (788, 106345), (985, 85076), (1970, 42538), (3940, 21269)]