54211960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{123209}}^1$

素因数の和:123231

約数の個数: 32

約数和(自身を含む): 133066800

約数和(自身を除く): 78854840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 123209, 246418, 492836, 616045, 985672, 1232090, 1355299, 2464180, 2710598, 4928360, 5421196, 6776495, 10842392, 13552990, 27105980, 54211960]

約数ペア:

[(1, 54211960), (2, 27105980), (4, 13552990), (5, 10842392), (8, 6776495), (10, 5421196), (11, 4928360), (20, 2710598), (22, 2464180), (40, 1355299), (44, 1232090), (55, 985672), (88, 616045), (110, 492836), (220, 246418), (440, 123209)]