40863790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{1381}}^1$

素因数の和:1668

約数の個数: 32

約数和(自身を含む): 80598240

約数和(自身を除く): 39734450

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 269, 538, 1345, 1381, 2690, 2762, 2959, 5918, 6905, 13810, 14795, 15191, 29590, 30382, 75955, 151910, 371489, 742978, 1857445, 3714890, 4086379, 8172758, 20431895, 40863790]

約数ペア:

[(1, 40863790), (2, 20431895), (5, 8172758), (10, 4086379), (11, 3714890), (22, 1857445), (55, 742978), (110, 371489), (269, 151910), (538, 75955), (1345, 30382), (1381, 29590), (2690, 15191), (2762, 14795), (2959, 13810), (5918, 6905)]