139478780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{9311}}^1$

素因数の和:9434

約数の個数: 48

約数和(自身を含む): 337913856

約数和(自身を除く): 198435076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 2140, 2996, 3745, 7490, 9311, 14980, 18622, 37244, 46555, 65177, 93110, 130354, 186220, 260708, 325885, 651770, 996277, 1303540, 1992554, 3985108, 4981385, 6973939, 9962770, 13947878, 19925540, 27895756, 34869695, 69739390, 139478780]

約数ペア:

[(1, 139478780), (2, 69739390), (4, 34869695), (5, 27895756), (7, 19925540), (10, 13947878), (14, 9962770), (20, 6973939), (28, 4981385), (35, 3985108), (70, 1992554), (107, 1303540), (140, 996277), (214, 651770), (428, 325885), (535, 260708), (749, 186220), (1070, 130354), (1498, 93110), (2140, 65177), (2996, 46555), (3745, 37244), (7490, 18622), (9311, 14980)]