16291222960

素因数分解:

$2^4\times 5^1\times {\mathrm{203640287}}^1$

素因数の和:203640300

約数の個数: 20

約数和(自身を含む): 37877093568

約数和(自身を除く): 21585870608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 203640287, 407280574, 814561148, 1018201435, 1629122296, 2036402870, 3258244592, 4072805740, 8145611480, 16291222960]

約数ペア:

[(1, 16291222960), (2, 8145611480), (4, 4072805740), (5, 3258244592), (8, 2036402870), (10, 1629122296), (16, 1018201435), (20, 814561148), (40, 407280574), (80, 203640287)]