2557220336

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{764719}}^1$

素因数の和:764757

約数の個数: 40

約数和(自身を含む): 5689516800

約数和(自身を除く): 3132296464

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 764719, 1529438, 3058876, 6117752, 8411909, 12235504, 14529661, 16823818, 29059322, 33647636, 58118644, 67295272, 116237288, 134590544, 159826271, 232474576, 319652542, 639305084, 1278610168, 2557220336]

約数ペア:

[(1, 2557220336), (2, 1278610168), (4, 639305084), (8, 319652542), (11, 232474576), (16, 159826271), (19, 134590544), (22, 116237288), (38, 67295272), (44, 58118644), (76, 33647636), (88, 29059322), (152, 16823818), (176, 14529661), (209, 12235504), (304, 8411909), (418, 6117752), (836, 3058876), (1672, 1529438), (3344, 764719)]