839969240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1909021}}^1$

素因数の和:1909043

約数の個数: 32

約数和(自身を含む): 2061743760

約数和(自身を除く): 1221774520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1909021, 3818042, 7636084, 9545105, 15272168, 19090210, 20999231, 38180420, 41998462, 76360840, 83996924, 104996155, 167993848, 209992310, 419984620, 839969240]

約数ペア:

[(1, 839969240), (2, 419984620), (4, 209992310), (5, 167993848), (8, 104996155), (10, 83996924), (11, 76360840), (20, 41998462), (22, 38180420), (40, 20999231), (44, 19090210), (55, 15272168), (88, 9545105), (110, 7636084), (220, 3818042), (440, 1909021)]