290070340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109049}}^1$

素因数の和:109084

約数の個数: 48

約数和(自身を含む): 732816000

約数和(自身を除く): 442745660

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 109049, 218098, 436196, 545245, 763343, 1090490, 1526686, 2071931, 2180980, 3053372, 3816715, 4143862, 7633430, 8287724, 10359655, 14503517, 15266860, 20719310, 29007034, 41438620, 58014068, 72517585, 145035170, 290070340]

約数ペア:

[(1, 290070340), (2, 145035170), (4, 72517585), (5, 58014068), (7, 41438620), (10, 29007034), (14, 20719310), (19, 15266860), (20, 14503517), (28, 10359655), (35, 8287724), (38, 7633430), (70, 4143862), (76, 3816715), (95, 3053372), (133, 2180980), (140, 2071931), (190, 1526686), (266, 1090490), (380, 763343), (532, 545245), (665, 436196), (1330, 218098), (2660, 109049)]