140572012

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{709}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 288339520

約数和(自身を除く): 147767508

約数列:

[1, 2, 4, 7, 14, 28, 73, 97, 146, 194, 292, 388, 511, 679, 709, 1022, 1358, 1418, 2044, 2716, 2836, 4963, 7081, 9926, 14162, 19852, 28324, 49567, 51757, 68773, 99134, 103514, 137546, 198268, 207028, 275092, 362299, 481411, 724598, 962822, 1449196, 1925644, 5020429, 10040858, 20081716, 35143003, 70286006, 140572012]

約数ペア:

[(1, 140572012), (2, 70286006), (4, 35143003), (7, 20081716), (14, 10040858), (28, 5020429), (73, 1925644), (97, 1449196), (146, 962822), (194, 724598), (292, 481411), (388, 362299), (511, 275092), (679, 207028), (709, 198268), (1022, 137546), (1358, 103514), (1418, 99134), (2044, 68773), (2716, 51757), (2836, 49567), (4963, 28324), (7081, 19852), (9926, 14162)]