2017221580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{84121}}^1$

素因数の和:84250

約数の個数: 48

約数和(自身を含む): 4663723680

約数和(自身を除く): 2646502100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1090, 1199, 2180, 2398, 4796, 5995, 11990, 23980, 84121, 168242, 336484, 420605, 841210, 925331, 1682420, 1850662, 3701324, 4626655, 9169189, 9253310, 18338378, 18506620, 36676756, 45845945, 91691890, 100861079, 183383780, 201722158, 403444316, 504305395, 1008610790, 2017221580]

約数ペア:

[(1, 2017221580), (2, 1008610790), (4, 504305395), (5, 403444316), (10, 201722158), (11, 183383780), (20, 100861079), (22, 91691890), (44, 45845945), (55, 36676756), (109, 18506620), (110, 18338378), (218, 9253310), (220, 9169189), (436, 4626655), (545, 3701324), (1090, 1850662), (1199, 1682420), (2180, 925331), (2398, 841210), (4796, 420605), (5995, 336484), (11990, 168242), (23980, 84121)]