2010077680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{9811}}^1$

素因数の和:10034

約数の個数: 80

約数和(自身を含む): 5058988704

約数和(自身を除く): 3048911024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 197, 208, 260, 394, 520, 788, 985, 1040, 1576, 1970, 2561, 3152, 3940, 5122, 7880, 9811, 10244, 12805, 15760, 19622, 20488, 25610, 39244, 40976, 49055, 51220, 78488, 98110, 102440, 127543, 156976, 196220, 204880, 255086, 392440, 510172, 637715, 784880, 1020344, 1275430, 1932767, 2040688, 2550860, 3865534, 5101720, 7731068, 9663835, 10203440, 15462136, 19327670, 25125971, 30924272, 38655340, 50251942, 77310680, 100503884, 125629855, 154621360, 201007768, 251259710, 402015536, 502519420, 1005038840, 2010077680]

約数ペア:

[(1, 2010077680), (2, 1005038840), (4, 502519420), (5, 402015536), (8, 251259710), (10, 201007768), (13, 154621360), (16, 125629855), (20, 100503884), (26, 77310680), (40, 50251942), (52, 38655340), (65, 30924272), (80, 25125971), (104, 19327670), (130, 15462136), (197, 10203440), (208, 9663835), (260, 7731068), (394, 5101720), (520, 3865534), (788, 2550860), (985, 2040688), (1040, 1932767), (1576, 1275430), (1970, 1020344), (2561, 784880), (3152, 637715), (3940, 510172), (5122, 392440), (7880, 255086), (9811, 204880), (10244, 196220), (12805, 156976), (15760, 127543), (19622, 102440), (20488, 98110), (25610, 78488), (39244, 51220), (40976, 49055)]