42080840

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{28433}}^1$

素因数の和:28481

約数の個数: 32

約数和(自身を含む): 97244280

約数和(自身を除く): 55163440

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 28433, 56866, 113732, 142165, 227464, 284330, 568660, 1052021, 1137320, 2104042, 4208084, 5260105, 8416168, 10520210, 21040420, 42080840]

約数ペア:

[(1, 42080840), (2, 21040420), (4, 10520210), (5, 8416168), (8, 5260105), (10, 4208084), (20, 2104042), (37, 1137320), (40, 1052021), (74, 568660), (148, 284330), (185, 227464), (296, 142165), (370, 113732), (740, 56866), (1480, 28433)]