2078661640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4724231}}^1$

素因数の和:4724253

約数の個数: 32

約数和(自身を含む): 5102170560

約数和(自身を除く): 3023508920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4724231, 9448462, 18896924, 23621155, 37793848, 47242310, 51966541, 94484620, 103933082, 188969240, 207866164, 259832705, 415732328, 519665410, 1039330820, 2078661640]

約数ペア:

[(1, 2078661640), (2, 1039330820), (4, 519665410), (5, 415732328), (8, 259832705), (10, 207866164), (11, 188969240), (20, 103933082), (22, 94484620), (40, 51966541), (44, 47242310), (55, 37793848), (88, 23621155), (110, 18896924), (220, 9448462), (440, 4724231)]