1379668840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1451}}^1\times {\mathrm{2161}}^1$

素因数の和:3634

約数の個数: 64

約数和(自身を含む): 3390361920

約数和(自身を除く): 2010693080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1451, 2161, 2902, 4322, 5804, 7255, 8644, 10805, 11608, 14510, 15961, 17288, 21610, 23771, 29020, 31922, 43220, 47542, 58040, 63844, 79805, 86440, 95084, 118855, 127688, 159610, 190168, 237710, 319220, 475420, 638440, 950840, 3135611, 6271222, 12542444, 15678055, 25084888, 31356110, 34491721, 62712220, 68983442, 125424440, 137966884, 172458605, 275933768, 344917210, 689834420, 1379668840]

約数ペア:

[(1, 1379668840), (2, 689834420), (4, 344917210), (5, 275933768), (8, 172458605), (10, 137966884), (11, 125424440), (20, 68983442), (22, 62712220), (40, 34491721), (44, 31356110), (55, 25084888), (88, 15678055), (110, 12542444), (220, 6271222), (440, 3135611), (1451, 950840), (2161, 638440), (2902, 475420), (4322, 319220), (5804, 237710), (7255, 190168), (8644, 159610), (10805, 127688), (11608, 118855), (14510, 95084), (15961, 86440), (17288, 79805), (21610, 63844), (23771, 58040), (29020, 47542), (31922, 43220)]