201597940

素因数分解:

$2^2\times 5^1\times {\mathrm{1721}}^1\times {\mathrm{5857}}^1$

素因数の和:7587

約数の個数: 24

約数和(自身を含む): 423673992

約数和(自身を除く): 222076052

約数列:

[1, 2, 4, 5, 10, 20, 1721, 3442, 5857, 6884, 8605, 11714, 17210, 23428, 29285, 34420, 58570, 117140, 10079897, 20159794, 40319588, 50399485, 100798970, 201597940]

約数ペア:

[(1, 201597940), (2, 100798970), (4, 50399485), (5, 40319588), (10, 20159794), (20, 10079897), (1721, 117140), (3442, 58570), (5857, 34420), (6884, 29285), (8605, 23428), (11714, 17210)]