5438440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19423}}^1$

素因数の和:19441

約数の個数: 32

約数和(自身を含む): 13985280

約数和(自身を除く): 8546840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 19423, 38846, 77692, 97115, 135961, 155384, 194230, 271922, 388460, 543844, 679805, 776920, 1087688, 1359610, 2719220, 5438440]

約数ペア:

[(1, 5438440), (2, 2719220), (4, 1359610), (5, 1087688), (7, 776920), (8, 679805), (10, 543844), (14, 388460), (20, 271922), (28, 194230), (35, 155384), (40, 135961), (56, 97115), (70, 77692), (140, 38846), (280, 19423)]