243344980

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{38873}}^1$

素因数の和:39195

約数の個数: 24

約数和(自身を含む): 512670312

約数和(自身を除く): 269325332

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 6260, 38873, 77746, 155492, 194365, 388730, 777460, 12167249, 24334498, 48668996, 60836245, 121672490, 243344980]

約数ペア:

[(1, 243344980), (2, 121672490), (4, 60836245), (5, 48668996), (10, 24334498), (20, 12167249), (313, 777460), (626, 388730), (1252, 194365), (1565, 155492), (3130, 77746), (6260, 38873)]