2005809990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{4493}}^1$

素因数の和:5173

約数の個数: 64

約数和(自身を含む): 5032129536

約数和(自身を除く): 3026319546

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 647, 690, 1294, 1941, 3235, 3882, 4493, 6470, 8986, 9705, 13479, 14881, 19410, 22465, 26958, 29762, 44643, 44930, 67395, 74405, 89286, 103339, 134790, 148810, 206678, 223215, 310017, 446430, 516695, 620034, 1033390, 1550085, 2906971, 3100170, 5813942, 8720913, 14534855, 17441826, 29069710, 43604565, 66860333, 87209130, 133720666, 200580999, 334301665, 401161998, 668603330, 1002904995, 2005809990]

約数ペア:

[(1, 2005809990), (2, 1002904995), (3, 668603330), (5, 401161998), (6, 334301665), (10, 200580999), (15, 133720666), (23, 87209130), (30, 66860333), (46, 43604565), (69, 29069710), (115, 17441826), (138, 14534855), (230, 8720913), (345, 5813942), (647, 3100170), (690, 2906971), (1294, 1550085), (1941, 1033390), (3235, 620034), (3882, 516695), (4493, 446430), (6470, 310017), (8986, 223215), (9705, 206678), (13479, 148810), (14881, 134790), (19410, 103339), (22465, 89286), (26958, 74405), (29762, 67395), (44643, 44930)]