2124460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8171}}^1$

素因数の和:8193

約数の個数: 24

約数和(自身を含む): 4805136

約数和(自身を除く): 2680676

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 8171, 16342, 32684, 40855, 81710, 106223, 163420, 212446, 424892, 531115, 1062230, 2124460]

約数ペア:

[(1, 2124460), (2, 1062230), (4, 531115), (5, 424892), (10, 212446), (13, 163420), (20, 106223), (26, 81710), (52, 40855), (65, 32684), (130, 16342), (260, 8171)]