201002440

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{48787}}^1$

素因数の和:48901

約数の個数: 32

約数和(自身を含む): 456655680

約数和(自身を除く): 255653240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 48787, 97574, 195148, 243935, 390296, 487870, 975740, 1951480, 5025061, 10050122, 20100244, 25125305, 40200488, 50250610, 100501220, 201002440]

約数ペア:

[(1, 201002440), (2, 100501220), (4, 50250610), (5, 40200488), (8, 25125305), (10, 20100244), (20, 10050122), (40, 5025061), (103, 1951480), (206, 975740), (412, 487870), (515, 390296), (824, 243935), (1030, 195148), (2060, 97574), (4120, 48787)]