20158476910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1\times {\mathrm{541}}^1$

素因数の和:1010

約数の個数: 128

約数和(自身を含む): 43427155968

約数和(自身を除く): 23268679058

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 71, 110, 130, 142, 143, 286, 355, 367, 541, 710, 715, 734, 781, 923, 1082, 1430, 1562, 1835, 1846, 2705, 3670, 3905, 4037, 4615, 4771, 5410, 5951, 7033, 7810, 8074, 9230, 9542, 10153, 11902, 14066, 20185, 20306, 23855, 26057, 29755, 35165, 38411, 40370, 47710, 50765, 52114, 52481, 59510, 70330, 76822, 77363, 101530, 104962, 130285, 154726, 192055, 198547, 260570, 262405, 286627, 338741, 384110, 386815, 397094, 422521, 499343, 524810, 573254, 677482, 773630, 845042, 992735, 998686, 1433135, 1693705, 1985470, 2112605, 2184017, 2496715, 2581111, 2866270, 3387410, 3726151, 4225210, 4368034, 4993430, 5162222, 5492773, 7452302, 10920085, 10985546, 12905555, 14096837, 18630755, 21840170, 25811110, 27463865, 28193674, 28392221, 37261510, 54927730, 56784442, 70484185, 140968370, 141961105, 155065207, 183258881, 283922210, 310130414, 366517762, 775326035, 916294405, 1550652070, 1832588810, 2015847691, 4031695382, 10079238455, 20158476910]

約数ペア:

[(1, 20158476910), (2, 10079238455), (5, 4031695382), (10, 2015847691), (11, 1832588810), (13, 1550652070), (22, 916294405), (26, 775326035), (55, 366517762), (65, 310130414), (71, 283922210), (110, 183258881), (130, 155065207), (142, 141961105), (143, 140968370), (286, 70484185), (355, 56784442), (367, 54927730), (541, 37261510), (710, 28392221), (715, 28193674), (734, 27463865), (781, 25811110), (923, 21840170), (1082, 18630755), (1430, 14096837), (1562, 12905555), (1835, 10985546), (1846, 10920085), (2705, 7452302), (3670, 5492773), (3905, 5162222), (4037, 4993430), (4615, 4368034), (4771, 4225210), (5410, 3726151), (5951, 3387410), (7033, 2866270), (7810, 2581111), (8074, 2496715), (9230, 2184017), (9542, 2112605), (10153, 1985470), (11902, 1693705), (14066, 1433135), (20185, 998686), (20306, 992735), (23855, 845042), (26057, 773630), (29755, 677482), (35165, 573254), (38411, 524810), (40370, 499343), (47710, 422521), (50765, 397094), (52114, 386815), (52481, 384110), (59510, 338741), (70330, 286627), (76822, 262405), (77363, 260570), (101530, 198547), (104962, 192055), (130285, 154726)]