2221351870

素因数分解:

$2^1\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{189697}}^1$

素因数の和:190875

約数の個数: 16

約数和(自身を含む): 4001869008

約数和(自身を除く): 1780517138

約数列:

[1, 2, 5, 10, 1171, 2342, 5855, 11710, 189697, 379394, 948485, 1896970, 222135187, 444270374, 1110675935, 2221351870]

約数ペア:

[(1, 2221351870), (2, 1110675935), (5, 444270374), (10, 222135187), (1171, 1896970), (2342, 948485), (5855, 379394), (11710, 189697)]