12001640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{42863}}^1$

素因数の和:42881

約数の個数: 32

約数和(自身を含む): 30862080

約数和(自身を除く): 18860440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 42863, 85726, 171452, 214315, 300041, 342904, 428630, 600082, 857260, 1200164, 1500205, 1714520, 2400328, 3000410, 6000820, 12001640]

約数ペア:

[(1, 12001640), (2, 6000820), (4, 3000410), (5, 2400328), (7, 1714520), (8, 1500205), (10, 1200164), (14, 857260), (20, 600082), (28, 428630), (35, 342904), (40, 300041), (56, 214315), (70, 171452), (140, 85726), (280, 42863)]