20243337640

素因数分解:

$2^3\times 5^1\times {\mathrm{42863}}^1\times {\mathrm{11807}}^1$

素因数の和:54681

約数の個数: 32

約数和(自身を含む): 45552430080

約数和(自身を除く): 25309092440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 11807, 23614, 42863, 47228, 59035, 85726, 94456, 118070, 171452, 214315, 236140, 342904, 428630, 472280, 857260, 1714520, 506083441, 1012166882, 2024333764, 2530417205, 4048667528, 5060834410, 10121668820, 20243337640]

約数ペア:

[(1, 20243337640), (2, 10121668820), (4, 5060834410), (5, 4048667528), (8, 2530417205), (10, 2024333764), (20, 1012166882), (40, 506083441), (11807, 1714520), (23614, 857260), (42863, 472280), (47228, 428630), (59035, 342904), (85726, 236140), (94456, 214315), (118070, 171452)]