2017084220

素因数分解:

$2^2\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{78121}}^1$

素因数の和:79421

約数の個数: 24

約数和(自身を含む): 4239212208

約数和(自身を除く): 2222127988

約数列:

[1, 2, 4, 5, 10, 20, 1291, 2582, 5164, 6455, 12910, 25820, 78121, 156242, 312484, 390605, 781210, 1562420, 100854211, 201708422, 403416844, 504271055, 1008542110, 2017084220]

約数ペア:

[(1, 2017084220), (2, 1008542110), (4, 504271055), (5, 403416844), (10, 201708422), (20, 100854211), (1291, 1562420), (2582, 781210), (5164, 390605), (6455, 312484), (12910, 156242), (25820, 78121)]