2086820

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{691}}^1$

素因数の和:851

約数の個数: 24

約数和(自身を含む): 4417728

約数和(自身を除く): 2330908

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 691, 755, 1382, 1510, 2764, 3020, 3455, 6910, 13820, 104341, 208682, 417364, 521705, 1043410, 2086820]

約数ペア:

[(1, 2086820), (2, 1043410), (4, 521705), (5, 417364), (10, 208682), (20, 104341), (151, 13820), (302, 6910), (604, 3455), (691, 3020), (755, 2764), (1382, 1510)]