201367060

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1\times {\mathrm{409}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 429811200

約数和(自身を除く): 228444140

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 239, 409, 412, 478, 515, 818, 956, 1030, 1195, 1636, 2045, 2060, 2390, 4090, 4780, 8180, 24617, 42127, 49234, 84254, 97751, 98468, 123085, 168508, 195502, 210635, 246170, 391004, 421270, 488755, 492340, 842540, 977510, 1955020, 10068353, 20136706, 40273412, 50341765, 100683530, 201367060]

約数ペア:

[(1, 201367060), (2, 100683530), (4, 50341765), (5, 40273412), (10, 20136706), (20, 10068353), (103, 1955020), (206, 977510), (239, 842540), (409, 492340), (412, 488755), (478, 421270), (515, 391004), (818, 246170), (956, 210635), (1030, 195502), (1195, 168508), (1636, 123085), (2045, 98468), (2060, 97751), (2390, 84254), (4090, 49234), (4780, 42127), (8180, 24617)]