2084380

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1171}}^1$

素因数の和:1269

約数の個数: 24

約数和(自身を含む): 4430160

約数和(自身を除く): 2345780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1171, 1780, 2342, 4684, 5855, 11710, 23420, 104219, 208438, 416876, 521095, 1042190, 2084380]

約数ペア:

[(1, 2084380), (2, 1042190), (4, 521095), (5, 416876), (10, 208438), (20, 104219), (89, 23420), (178, 11710), (356, 5855), (445, 4684), (890, 2342), (1171, 1780)]