2040395770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{379}}^1\times {\mathrm{10987}}^1$

素因数の和:11387

約数の個数: 48

約数和(自身を含む): 4284001440

約数和(自身を除く): 2243605670

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 379, 490, 758, 1895, 2653, 3790, 5306, 10987, 13265, 18571, 21974, 26530, 37142, 54935, 76909, 92855, 109870, 153818, 185710, 384545, 538363, 769090, 1076726, 2691815, 4164073, 5383630, 8328146, 20820365, 29148511, 41640730, 58297022, 145742555, 204039577, 291485110, 408079154, 1020197885, 2040395770]

約数ペア:

[(1, 2040395770), (2, 1020197885), (5, 408079154), (7, 291485110), (10, 204039577), (14, 145742555), (35, 58297022), (49, 41640730), (70, 29148511), (98, 20820365), (245, 8328146), (379, 5383630), (490, 4164073), (758, 2691815), (1895, 1076726), (2653, 769090), (3790, 538363), (5306, 384545), (10987, 185710), (13265, 153818), (18571, 109870), (21974, 92855), (26530, 76909), (37142, 54935)]