1978324280

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1\times {\mathrm{2861}}^1$

素因数の和:3224

約数の個数: 64

約数和(自身を含む): 4543711200

約数和(自身を除く): 2565386920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 293, 295, 472, 586, 590, 1172, 1180, 1465, 2344, 2360, 2861, 2930, 5722, 5860, 11444, 11720, 14305, 17287, 22888, 28610, 34574, 57220, 69148, 86435, 114440, 138296, 168799, 172870, 337598, 345740, 675196, 691480, 838273, 843995, 1350392, 1676546, 1687990, 3353092, 3375980, 4191365, 6706184, 6751960, 8382730, 16765460, 33530920, 49458107, 98916214, 197832428, 247290535, 395664856, 494581070, 989162140, 1978324280]

約数ペア:

[(1, 1978324280), (2, 989162140), (4, 494581070), (5, 395664856), (8, 247290535), (10, 197832428), (20, 98916214), (40, 49458107), (59, 33530920), (118, 16765460), (236, 8382730), (293, 6751960), (295, 6706184), (472, 4191365), (586, 3375980), (590, 3353092), (1172, 1687990), (1180, 1676546), (1465, 1350392), (2344, 843995), (2360, 838273), (2861, 691480), (2930, 675196), (5722, 345740), (5860, 337598), (11444, 172870), (11720, 168799), (14305, 138296), (17287, 114440), (22888, 86435), (28610, 69148), (34574, 57220)]