20104204330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1\times {\mathrm{15527}}^1$

素因数の和:15943

約数の個数: 64

約数和(自身を含む): 42261004800

約数和(自身を除く): 22156800470

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 349, 371, 530, 698, 742, 1745, 1855, 2443, 3490, 3710, 4886, 12215, 15527, 18497, 24430, 31054, 36994, 77635, 92485, 108689, 129479, 155270, 184970, 217378, 258958, 543445, 647395, 822931, 1086890, 1294790, 1645862, 4114655, 5418923, 5760517, 8229310, 10837846, 11521034, 27094615, 28802585, 37932461, 54189230, 57605170, 75864922, 189662305, 287202919, 379324610, 574405838, 1436014595, 2010420433, 2872029190, 4020840866, 10052102165, 20104204330]

約数ペア:

[(1, 20104204330), (2, 10052102165), (5, 4020840866), (7, 2872029190), (10, 2010420433), (14, 1436014595), (35, 574405838), (53, 379324610), (70, 287202919), (106, 189662305), (265, 75864922), (349, 57605170), (371, 54189230), (530, 37932461), (698, 28802585), (742, 27094615), (1745, 11521034), (1855, 10837846), (2443, 8229310), (3490, 5760517), (3710, 5418923), (4886, 4114655), (12215, 1645862), (15527, 1294790), (18497, 1086890), (24430, 822931), (31054, 647395), (36994, 543445), (77635, 258958), (92485, 217378), (108689, 184970), (129479, 155270)]