6455440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:200

約数の個数: 80

約数和(自身を含む): 16427520

約数和(自身を除く): 9972080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 137, 152, 155, 190, 248, 274, 304, 310, 380, 496, 548, 589, 620, 685, 760, 1096, 1178, 1240, 1370, 1520, 2192, 2356, 2480, 2603, 2740, 2945, 4247, 4712, 5206, 5480, 5890, 8494, 9424, 10412, 10960, 11780, 13015, 16988, 20824, 21235, 23560, 26030, 33976, 41648, 42470, 47120, 52060, 67952, 80693, 84940, 104120, 161386, 169880, 208240, 322772, 339760, 403465, 645544, 806930, 1291088, 1613860, 3227720, 6455440]

約数ペア:

[(1, 6455440), (2, 3227720), (4, 1613860), (5, 1291088), (8, 806930), (10, 645544), (16, 403465), (19, 339760), (20, 322772), (31, 208240), (38, 169880), (40, 161386), (62, 104120), (76, 84940), (80, 80693), (95, 67952), (124, 52060), (137, 47120), (152, 42470), (155, 41648), (190, 33976), (248, 26030), (274, 23560), (304, 21235), (310, 20824), (380, 16988), (496, 13015), (548, 11780), (589, 10960), (620, 10412), (685, 9424), (760, 8494), (1096, 5890), (1178, 5480), (1240, 5206), (1370, 4712), (1520, 4247), (2192, 2945), (2356, 2740), (2480, 2603)]