386156980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{159569}}^1$

素因数の和:159600

約数の個数: 36

約数和(自身を含む): 891358020

約数和(自身を除く): 505201040

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 159569, 319138, 638276, 797845, 1595690, 1755259, 3191380, 3510518, 7021036, 8776295, 17552590, 19307849, 35105180, 38615698, 77231396, 96539245, 193078490, 386156980]

約数ペア:

[(1, 386156980), (2, 193078490), (4, 96539245), (5, 77231396), (10, 38615698), (11, 35105180), (20, 19307849), (22, 17552590), (44, 8776295), (55, 7021036), (110, 3510518), (121, 3191380), (220, 1755259), (242, 1595690), (484, 797845), (605, 638276), (1210, 319138), (2420, 159569)]