12945520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23117}}^1$

素因数の和:23137

約数の個数: 40

約数和(自身を含む): 34399584

約数和(自身を除く): 21454064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 23117, 46234, 92468, 115585, 161819, 184936, 231170, 323638, 369872, 462340, 647276, 809095, 924680, 1294552, 1618190, 1849360, 2589104, 3236380, 6472760, 12945520]

約数ペア:

[(1, 12945520), (2, 6472760), (4, 3236380), (5, 2589104), (7, 1849360), (8, 1618190), (10, 1294552), (14, 924680), (16, 809095), (20, 647276), (28, 462340), (35, 369872), (40, 323638), (56, 231170), (70, 184936), (80, 161819), (112, 115585), (140, 92468), (280, 46234), (560, 23117)]