142135480

素因数分解:

$2^3\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{3257}}^1$

素因数の和:4359

約数の個数: 32

約数和(自身を含む): 320196240

約数和(自身を除く): 178060760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1091, 2182, 3257, 4364, 5455, 6514, 8728, 10910, 13028, 16285, 21820, 26056, 32570, 43640, 65140, 130280, 3553387, 7106774, 14213548, 17766935, 28427096, 35533870, 71067740, 142135480]

約数ペア:

[(1, 142135480), (2, 71067740), (4, 35533870), (5, 28427096), (8, 17766935), (10, 14213548), (20, 7106774), (40, 3553387), (1091, 130280), (2182, 65140), (3257, 43640), (4364, 32570), (5455, 26056), (6514, 21820), (8728, 16285), (10910, 13028)]