54173240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{123121}}^1$

素因数の和:123143

約数の個数: 32

約数和(自身を含む): 132971760

約数和(自身を除く): 78798520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 123121, 246242, 492484, 615605, 984968, 1231210, 1354331, 2462420, 2708662, 4924840, 5417324, 6771655, 10834648, 13543310, 27086620, 54173240]

約数ペア:

[(1, 54173240), (2, 27086620), (4, 13543310), (5, 10834648), (8, 6771655), (10, 5417324), (11, 4924840), (20, 2708662), (22, 2462420), (40, 1354331), (44, 1231210), (55, 984968), (88, 615605), (110, 492484), (220, 246242), (440, 123121)]