7984360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 19077120

約数和(自身を除く): 11092760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 137, 155, 188, 235, 248, 274, 310, 376, 470, 548, 620, 685, 940, 1096, 1240, 1370, 1457, 1880, 2740, 2914, 4247, 5480, 5828, 6439, 7285, 8494, 11656, 12878, 14570, 16988, 21235, 25756, 29140, 32195, 33976, 42470, 51512, 58280, 64390, 84940, 128780, 169880, 199609, 257560, 399218, 798436, 998045, 1596872, 1996090, 3992180, 7984360]

約数ペア:

[(1, 7984360), (2, 3992180), (4, 1996090), (5, 1596872), (8, 998045), (10, 798436), (20, 399218), (31, 257560), (40, 199609), (47, 169880), (62, 128780), (94, 84940), (124, 64390), (137, 58280), (155, 51512), (188, 42470), (235, 33976), (248, 32195), (274, 29140), (310, 25756), (376, 21235), (470, 16988), (548, 14570), (620, 12878), (685, 11656), (940, 8494), (1096, 7285), (1240, 6439), (1370, 5828), (1457, 5480), (1880, 4247), (2740, 2914)]