19429060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1297}}^1$

素因数の和:1420

約数の個数: 48

約数和(自身を含む): 47101824

約数和(自身を除く): 27672764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1297, 1498, 2140, 2594, 2996, 3745, 5188, 6485, 7490, 9079, 12970, 14980, 18158, 25940, 36316, 45395, 90790, 138779, 181580, 277558, 555116, 693895, 971453, 1387790, 1942906, 2775580, 3885812, 4857265, 9714530, 19429060]

約数ペア:

[(1, 19429060), (2, 9714530), (4, 4857265), (5, 3885812), (7, 2775580), (10, 1942906), (14, 1387790), (20, 971453), (28, 693895), (35, 555116), (70, 277558), (107, 181580), (140, 138779), (214, 90790), (428, 45395), (535, 36316), (749, 25940), (1070, 18158), (1297, 14980), (1498, 12970), (2140, 9079), (2594, 7490), (2996, 6485), (3745, 5188)]