40878340

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^2\times {\mathrm{1493}}^1$

素因数の和:1576

約数の個数: 36

約数和(自身を含む): 88286436

約数和(自身を除く): 47408096

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 1369, 1493, 2738, 2986, 5476, 5972, 6845, 7465, 13690, 14930, 27380, 29860, 55241, 110482, 220964, 276205, 552410, 1104820, 2043917, 4087834, 8175668, 10219585, 20439170, 40878340]

約数ペア:

[(1, 40878340), (2, 20439170), (4, 10219585), (5, 8175668), (10, 4087834), (20, 2043917), (37, 1104820), (74, 552410), (148, 276205), (185, 220964), (370, 110482), (740, 55241), (1369, 29860), (1493, 27380), (2738, 14930), (2986, 13690), (5476, 7465), (5972, 6845)]