39845080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{661}}^1$

素因数の和:820

約数の個数: 64

約数和(自身を含む): 98664480

約数和(自身を除く): 58819400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 137, 220, 274, 440, 548, 661, 685, 1096, 1322, 1370, 1507, 2644, 2740, 3014, 3305, 5288, 5480, 6028, 6610, 7271, 7535, 12056, 13220, 14542, 15070, 26440, 29084, 30140, 36355, 58168, 60280, 72710, 90557, 145420, 181114, 290840, 362228, 452785, 724456, 905570, 996127, 1811140, 1992254, 3622280, 3984508, 4980635, 7969016, 9961270, 19922540, 39845080]

約数ペア:

[(1, 39845080), (2, 19922540), (4, 9961270), (5, 7969016), (8, 4980635), (10, 3984508), (11, 3622280), (20, 1992254), (22, 1811140), (40, 996127), (44, 905570), (55, 724456), (88, 452785), (110, 362228), (137, 290840), (220, 181114), (274, 145420), (440, 90557), (548, 72710), (661, 60280), (685, 58168), (1096, 36355), (1322, 30140), (1370, 29084), (1507, 26440), (2644, 15070), (2740, 14542), (3014, 13220), (3305, 12056), (5288, 7535), (5480, 7271), (6028, 6610)]