20123382230

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{1061}}^1\times {\mathrm{38707}}^1$

素因数の和:39789

約数の個数: 48

約数和(自身を含む): 42176701296

約数和(自身を除く): 22053319066

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 1061, 2122, 5305, 7427, 10610, 14854, 37135, 38707, 51989, 74270, 77414, 103978, 193535, 259945, 270949, 387070, 519890, 541898, 1354745, 1896643, 2709490, 3793286, 9483215, 18966430, 41068127, 82136254, 205340635, 287476889, 410681270, 574953778, 1437384445, 2012338223, 2874768890, 4024676446, 10061691115, 20123382230]

約数ペア:

[(1, 20123382230), (2, 10061691115), (5, 4024676446), (7, 2874768890), (10, 2012338223), (14, 1437384445), (35, 574953778), (49, 410681270), (70, 287476889), (98, 205340635), (245, 82136254), (490, 41068127), (1061, 18966430), (2122, 9483215), (5305, 3793286), (7427, 2709490), (10610, 1896643), (14854, 1354745), (37135, 541898), (38707, 519890), (51989, 387070), (74270, 270949), (77414, 259945), (103978, 193535)]