190110020

素因数分解:

$2^2\times 5^1\times {\mathrm{1451}}^1\times {\mathrm{6551}}^1$

素因数の和:8011

約数の個数: 24

約数和(自身を含む): 399567168

約数和(自身を除く): 209457148

約数列:

[1, 2, 4, 5, 10, 20, 1451, 2902, 5804, 6551, 7255, 13102, 14510, 26204, 29020, 32755, 65510, 131020, 9505501, 19011002, 38022004, 47527505, 95055010, 190110020]

約数ペア:

[(1, 190110020), (2, 95055010), (4, 47527505), (5, 38022004), (10, 19011002), (20, 9505501), (1451, 131020), (2902, 65510), (5804, 32755), (6551, 29020), (7255, 26204), (13102, 14510)]