56285240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127921}}^1$

素因数の和:127943

約数の個数: 32

約数和(自身を含む): 138155760

約数和(自身を除く): 81870520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 127921, 255842, 511684, 639605, 1023368, 1279210, 1407131, 2558420, 2814262, 5116840, 5628524, 7035655, 11257048, 14071310, 28142620, 56285240]

約数ペア:

[(1, 56285240), (2, 28142620), (4, 14071310), (5, 11257048), (8, 7035655), (10, 5628524), (11, 5116840), (20, 2814262), (22, 2558420), (40, 1407131), (44, 1279210), (55, 1023368), (88, 639605), (110, 511684), (220, 255842), (440, 127921)]