191792020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1369943}}^1$

素因数の和:1369959

約数の個数: 24

約数和(自身を含む): 460301184

約数和(自身を除く): 268509164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1369943, 2739886, 5479772, 6849715, 9589601, 13699430, 19179202, 27398860, 38358404, 47948005, 95896010, 191792020]

約数ペア:

[(1, 191792020), (2, 95896010), (4, 47948005), (5, 38358404), (7, 27398860), (10, 19179202), (14, 13699430), (20, 9589601), (28, 6849715), (35, 5479772), (70, 2739886), (140, 1369943)]