49481960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{112459}}^1$

素因数の和:112481

約数の個数: 32

約数和(自身を含む): 121456800

約数和(自身を除く): 71974840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 112459, 224918, 449836, 562295, 899672, 1124590, 1237049, 2249180, 2474098, 4498360, 4948196, 6185245, 9896392, 12370490, 24740980, 49481960]

約数ペア:

[(1, 49481960), (2, 24740980), (4, 12370490), (5, 9896392), (8, 6185245), (10, 4948196), (11, 4498360), (20, 2474098), (22, 2249180), (40, 1237049), (44, 1124590), (55, 899672), (88, 562295), (110, 449836), (220, 224918), (440, 112459)]