140786288

素因数分解:

$2^4\times {\mathrm{401}}^1\times {\mathrm{21943}}^1$

素因数の和:22352

約数の個数: 20

約数和(自身を含む): 273466128

約数和(自身を除く): 132679840

約数列:

[1, 2, 4, 8, 16, 401, 802, 1604, 3208, 6416, 21943, 43886, 87772, 175544, 351088, 8799143, 17598286, 35196572, 70393144, 140786288]

約数ペア:

[(1, 140786288), (2, 70393144), (4, 35196572), (8, 17598286), (16, 8799143), (401, 351088), (802, 175544), (1604, 87772), (3208, 43886), (6416, 21943)]