209735570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{26119}}^1$

素因数の和:26210

約数の個数: 32

約数和(自身を含む): 417502080

約数和(自身を除く): 207766510

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 146, 365, 730, 803, 1606, 4015, 8030, 26119, 52238, 130595, 261190, 287309, 574618, 1436545, 1906687, 2873090, 3813374, 9533435, 19066870, 20973557, 41947114, 104867785, 209735570]

約数ペア:

[(1, 209735570), (2, 104867785), (5, 41947114), (10, 20973557), (11, 19066870), (22, 9533435), (55, 3813374), (73, 2873090), (110, 1906687), (146, 1436545), (365, 574618), (730, 287309), (803, 261190), (1606, 130595), (4015, 52238), (8030, 26119)]