2600940020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{971}}^1$

素因数の和:1078

約数の個数: 144

約数和(自身を含む): 6719303808

約数和(自身を除く): 4118363788

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 53, 70, 76, 95, 106, 133, 140, 190, 212, 265, 266, 361, 371, 380, 530, 532, 665, 722, 742, 971, 1007, 1060, 1330, 1444, 1484, 1805, 1855, 1942, 2014, 2527, 2660, 3610, 3710, 3884, 4028, 4855, 5035, 5054, 6797, 7049, 7220, 7420, 9710, 10070, 10108, 12635, 13594, 14098, 18449, 19133, 19420, 20140, 25270, 27188, 28196, 33985, 35245, 36898, 38266, 50540, 51463, 67970, 70490, 73796, 76532, 92245, 95665, 102926, 129143, 133931, 135940, 140980, 184490, 191330, 205852, 257315, 258286, 267862, 350531, 360241, 368980, 382660, 514630, 516572, 535724, 645715, 669655, 701062, 720482, 977797, 1029260, 1291430, 1339310, 1402124, 1440964, 1752655, 1801205, 1955594, 2453717, 2582860, 2678620, 3505310, 3602410, 3911188, 4888985, 4907434, 6844579, 7010620, 7204820, 9777970, 9814868, 12268585, 13689158, 18578143, 19555940, 24537170, 27378316, 34222895, 37156286, 49074340, 68445790, 74312572, 92890715, 130047001, 136891580, 185781430, 260094002, 371562860, 520188004, 650235005, 1300470010, 2600940020]

約数ペア:

[(1, 2600940020), (2, 1300470010), (4, 650235005), (5, 520188004), (7, 371562860), (10, 260094002), (14, 185781430), (19, 136891580), (20, 130047001), (28, 92890715), (35, 74312572), (38, 68445790), (53, 49074340), (70, 37156286), (76, 34222895), (95, 27378316), (106, 24537170), (133, 19555940), (140, 18578143), (190, 13689158), (212, 12268585), (265, 9814868), (266, 9777970), (361, 7204820), (371, 7010620), (380, 6844579), (530, 4907434), (532, 4888985), (665, 3911188), (722, 3602410), (742, 3505310), (971, 2678620), (1007, 2582860), (1060, 2453717), (1330, 1955594), (1444, 1801205), (1484, 1752655), (1805, 1440964), (1855, 1402124), (1942, 1339310), (2014, 1291430), (2527, 1029260), (2660, 977797), (3610, 720482), (3710, 701062), (3884, 669655), (4028, 645715), (4855, 535724), (5035, 516572), (5054, 514630), (6797, 382660), (7049, 368980), (7220, 360241), (7420, 350531), (9710, 267862), (10070, 258286), (10108, 257315), (12635, 205852), (13594, 191330), (14098, 184490), (18449, 140980), (19133, 135940), (19420, 133931), (20140, 129143), (25270, 102926), (27188, 95665), (28196, 92245), (33985, 76532), (35245, 73796), (36898, 70490), (38266, 67970), (50540, 51463)]