55581790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{1151}}^1$

素因数の和:1608

約数の個数: 32

約数和(自身を含む): 109486080

約数和(自身を除く): 53904290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 439, 878, 1151, 2195, 2302, 4390, 4829, 5755, 9658, 11510, 12661, 24145, 25322, 48290, 63305, 126610, 505289, 1010578, 2526445, 5052890, 5558179, 11116358, 27790895, 55581790]

約数ペア:

[(1, 55581790), (2, 27790895), (5, 11116358), (10, 5558179), (11, 5052890), (22, 2526445), (55, 1010578), (110, 505289), (439, 126610), (878, 63305), (1151, 48290), (2195, 25322), (2302, 24145), (4390, 12661), (4829, 11510), (5755, 9658)]