2000138852920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{557}}^1\times {\mathrm{13567}}^1$

素因数の和:14657

約数の個数: 128

約数和(自身を含む): 4865088614400

約数和(自身を除く): 2864949761480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 509, 520, 557, 1018, 1114, 2036, 2228, 2545, 2785, 4072, 4456, 5090, 5570, 6617, 7241, 10180, 11140, 13234, 13567, 14482, 20360, 22280, 26468, 27134, 28964, 33085, 36205, 52936, 54268, 57928, 66170, 67835, 72410, 108536, 132340, 135670, 144820, 176371, 264680, 271340, 283513, 289640, 352742, 542680, 567026, 705484, 881855, 1134052, 1410968, 1417565, 1763710, 2268104, 2835130, 3527420, 3685669, 5670260, 6905603, 7054840, 7371338, 7556819, 11340520, 13811206, 14742676, 15113638, 18428345, 27622412, 29485352, 30227276, 34528015, 36856690, 37784095, 55244824, 60454552, 69056030, 73713380, 75568190, 89772839, 98238647, 138112060, 147426760, 151136380, 179545678, 196477294, 276224120, 302272760, 359091356, 392954588, 448864195, 491193235, 718182712, 785909176, 897728390, 982386470, 1795456780, 1964772940, 3590913560, 3846420871, 3929545880, 7692841742, 15385683484, 19232104355, 30771366968, 38464208710, 50003471323, 76928417420, 100006942646, 153856834840, 200013885292, 250017356615, 400027770584, 500034713230, 1000069426460, 2000138852920]

約数ペア:

[(1, 2000138852920), (2, 1000069426460), (4, 500034713230), (5, 400027770584), (8, 250017356615), (10, 200013885292), (13, 153856834840), (20, 100006942646), (26, 76928417420), (40, 50003471323), (52, 38464208710), (65, 30771366968), (104, 19232104355), (130, 15385683484), (260, 7692841742), (509, 3929545880), (520, 3846420871), (557, 3590913560), (1018, 1964772940), (1114, 1795456780), (2036, 982386470), (2228, 897728390), (2545, 785909176), (2785, 718182712), (4072, 491193235), (4456, 448864195), (5090, 392954588), (5570, 359091356), (6617, 302272760), (7241, 276224120), (10180, 196477294), (11140, 179545678), (13234, 151136380), (13567, 147426760), (14482, 138112060), (20360, 98238647), (22280, 89772839), (26468, 75568190), (27134, 73713380), (28964, 69056030), (33085, 60454552), (36205, 55244824), (52936, 37784095), (54268, 36856690), (57928, 34528015), (66170, 30227276), (67835, 29485352), (72410, 27622412), (108536, 18428345), (132340, 15113638), (135670, 14742676), (144820, 13811206), (176371, 11340520), (264680, 7556819), (271340, 7371338), (283513, 7054840), (289640, 6905603), (352742, 5670260), (542680, 3685669), (567026, 3527420), (705484, 2835130), (881855, 2268104), (1134052, 1763710), (1410968, 1417565)]