2012108110840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1217}}^1\times {\mathrm{961241}}^1$

素因数の和:962512

約数の個数: 64

約数和(自身を含む): 4636339313760

約数和(自身を除く): 2624231202920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1217, 1720, 2434, 4868, 6085, 9736, 12170, 24340, 48680, 52331, 104662, 209324, 261655, 418648, 523310, 961241, 1046620, 1922482, 2093240, 3844964, 4806205, 7689928, 9612410, 19224820, 38449640, 41333363, 82666726, 165333452, 206666815, 330666904, 413333630, 826667260, 1169830297, 1653334520, 2339660594, 4679321188, 5849151485, 9358642376, 11698302970, 23396605940, 46793211880, 50302702771, 100605405542, 201210811084, 251513513855, 402421622168, 503027027710, 1006054055420, 2012108110840]

約数ペア:

[(1, 2012108110840), (2, 1006054055420), (4, 503027027710), (5, 402421622168), (8, 251513513855), (10, 201210811084), (20, 100605405542), (40, 50302702771), (43, 46793211880), (86, 23396605940), (172, 11698302970), (215, 9358642376), (344, 5849151485), (430, 4679321188), (860, 2339660594), (1217, 1653334520), (1720, 1169830297), (2434, 826667260), (4868, 413333630), (6085, 330666904), (9736, 206666815), (12170, 165333452), (24340, 82666726), (48680, 41333363), (52331, 38449640), (104662, 19224820), (209324, 9612410), (261655, 7689928), (418648, 4806205), (523310, 3844964), (961241, 2093240), (1046620, 1922482)]