317848220

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1\times {\mathrm{373}}^1$

素因数の和:830

約数の個数: 48

約数和(自身を含む): 676323648

約数和(自身を除く): 358475428

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 311, 373, 548, 622, 685, 746, 1244, 1370, 1492, 1555, 1865, 2740, 3110, 3730, 6220, 7460, 42607, 51101, 85214, 102202, 116003, 170428, 204404, 213035, 232006, 255505, 426070, 464012, 511010, 580015, 852140, 1022020, 1160030, 2320060, 15892411, 31784822, 63569644, 79462055, 158924110, 317848220]

約数ペア:

[(1, 317848220), (2, 158924110), (4, 79462055), (5, 63569644), (10, 31784822), (20, 15892411), (137, 2320060), (274, 1160030), (311, 1022020), (373, 852140), (548, 580015), (622, 511010), (685, 464012), (746, 426070), (1244, 255505), (1370, 232006), (1492, 213035), (1555, 204404), (1865, 170428), (2740, 116003), (3110, 102202), (3730, 85214), (6220, 51101), (7460, 42607)]