7489240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17021}}^1$

素因数の和:17043

約数の個数: 32

約数和(自身を含む): 18383760

約数和(自身を除く): 10894520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 17021, 34042, 68084, 85105, 136168, 170210, 187231, 340420, 374462, 680840, 748924, 936155, 1497848, 1872310, 3744620, 7489240]

約数ペア:

[(1, 7489240), (2, 3744620), (4, 1872310), (5, 1497848), (8, 936155), (10, 748924), (11, 680840), (20, 374462), (22, 340420), (40, 187231), (44, 170210), (55, 136168), (88, 85105), (110, 68084), (220, 34042), (440, 17021)]