1920120790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{449677}}^1$

素因数の和:449752

約数の個数: 32

約数和(自身を含む): 4014725184

約数和(自身を除く): 2094604394

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 449677, 899354, 2248385, 3147739, 4496770, 6295478, 15738695, 27430297, 31477390, 54860594, 137151485, 192012079, 274302970, 384024158, 960060395, 1920120790]

約数ペア:

[(1, 1920120790), (2, 960060395), (5, 384024158), (7, 274302970), (10, 192012079), (14, 137151485), (35, 54860594), (61, 31477390), (70, 27430297), (122, 15738695), (305, 6295478), (427, 4496770), (610, 3147739), (854, 2248385), (2135, 899354), (4270, 449677)]