28223090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{13903}}^1$

素因数の和:13946

約数の個数: 32

約数和(自身を含む): 60065280

約数和(自身を除く): 31842190

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 13903, 27806, 69515, 97321, 139030, 194642, 403187, 486605, 806374, 973210, 2015935, 2822309, 4031870, 5644618, 14111545, 28223090]

約数ペア:

[(1, 28223090), (2, 14111545), (5, 5644618), (7, 4031870), (10, 2822309), (14, 2015935), (29, 973210), (35, 806374), (58, 486605), (70, 403187), (145, 194642), (203, 139030), (290, 97321), (406, 69515), (1015, 27806), (2030, 13903)]