2017730990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{495757}}^1$

素因数の和:495812

約数の個数: 32

約数和(自身を含む): 4069181664

約数和(自身を除く): 2051450674

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 495757, 991514, 2478785, 4957570, 5453327, 10906654, 18343009, 27266635, 36686018, 54533270, 91715045, 183430090, 201773099, 403546198, 1008865495, 2017730990]

約数ペア:

[(1, 2017730990), (2, 1008865495), (5, 403546198), (10, 201773099), (11, 183430090), (22, 91715045), (37, 54533270), (55, 36686018), (74, 27266635), (110, 18343009), (185, 10906654), (370, 5453327), (407, 4957570), (814, 2478785), (2035, 991514), (4070, 495757)]