660791140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{937}}^1\times {\mathrm{953}}^1$

素因数の和:1936

約数の個数: 48

約数和(自身を含む): 1428183792

約数和(自身を除く): 767392652

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 937, 953, 1874, 1906, 3748, 3812, 4685, 4765, 9370, 9530, 18740, 19060, 34669, 35261, 69338, 70522, 138676, 141044, 173345, 176305, 346690, 352610, 693380, 705220, 892961, 1785922, 3571844, 4464805, 8929610, 17859220, 33039557, 66079114, 132158228, 165197785, 330395570, 660791140]

約数ペア:

[(1, 660791140), (2, 330395570), (4, 165197785), (5, 132158228), (10, 66079114), (20, 33039557), (37, 17859220), (74, 8929610), (148, 4464805), (185, 3571844), (370, 1785922), (740, 892961), (937, 705220), (953, 693380), (1874, 352610), (1906, 346690), (3748, 176305), (3812, 173345), (4685, 141044), (4765, 138676), (9370, 70522), (9530, 69338), (18740, 35261), (19060, 34669)]