2719220

素因数分解:

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

素因数の和:19439

約数の個数: 24

約数和(自身を含む): 6526464

約数和(自身を除く): 3807244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 19423, 38846, 77692, 97115, 135961, 194230, 271922, 388460, 543844, 679805, 1359610, 2719220]

約数ペア:

[(1, 2719220), (2, 1359610), (4, 679805), (5, 543844), (7, 388460), (10, 271922), (14, 194230), (20, 135961), (28, 97115), (35, 77692), (70, 38846), (140, 19423)]