26818883960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{858479}}^1$

素因数の和:858572

約数の個数: 64

約数和(自身を含む): 66755404800

約数和(自身を除く): 39936520840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 1420, 1562, 2840, 3124, 3905, 6248, 7810, 15620, 31240, 858479, 1716958, 3433916, 4292395, 6867832, 8584790, 9443269, 17169580, 18886538, 34339160, 37773076, 47216345, 60952009, 75546152, 94432690, 121904018, 188865380, 243808036, 304760045, 377730760, 487616072, 609520090, 670472099, 1219040180, 1340944198, 2438080360, 2681888396, 3352360495, 5363776792, 6704720990, 13409441980, 26818883960]

約数ペア:

[(1, 26818883960), (2, 13409441980), (4, 6704720990), (5, 5363776792), (8, 3352360495), (10, 2681888396), (11, 2438080360), (20, 1340944198), (22, 1219040180), (40, 670472099), (44, 609520090), (55, 487616072), (71, 377730760), (88, 304760045), (110, 243808036), (142, 188865380), (220, 121904018), (284, 94432690), (355, 75546152), (440, 60952009), (568, 47216345), (710, 37773076), (781, 34339160), (1420, 18886538), (1562, 17169580), (2840, 9443269), (3124, 8584790), (3905, 6867832), (6248, 4292395), (7810, 3433916), (15620, 1716958), (31240, 858479)]