20139026320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{7937}}^1$

素因数の和:8177

約数の個数: 160

約数和(自身を含む): 56129407488

約数和(自身を除く): 35990381168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 197, 230, 280, 322, 368, 394, 460, 560, 644, 788, 805, 920, 985, 1288, 1379, 1576, 1610, 1840, 1970, 2576, 2758, 3152, 3220, 3940, 4531, 5516, 6440, 6895, 7880, 7937, 9062, 11032, 12880, 13790, 15760, 15874, 18124, 22064, 22655, 27580, 31717, 31748, 36248, 39685, 45310, 55160, 55559, 63434, 63496, 72496, 79370, 90620, 110320, 111118, 126868, 126992, 158585, 158740, 181240, 182551, 222236, 253736, 277795, 317170, 317480, 362480, 365102, 444472, 507472, 555590, 634340, 634960, 730204, 888944, 912755, 1111180, 1268680, 1277857, 1460408, 1563589, 1825510, 2222360, 2537360, 2555714, 2920816, 3127178, 3651020, 4444720, 5111428, 6254356, 6389285, 7302040, 7817945, 10222856, 10945123, 12508712, 12778570, 14604080, 15635890, 20445712, 21890246, 25017424, 25557140, 31271780, 35962547, 43780492, 51114280, 54725615, 62543560, 71925094, 87560984, 102228560, 109451230, 125087120, 143850188, 175121968, 179812735, 218902460, 251737829, 287700376, 359625470, 437804920, 503475658, 575400752, 719250940, 875609840, 1006951316, 1258689145, 1438501880, 2013902632, 2517378290, 2877003760, 4027805264, 5034756580, 10069513160, 20139026320]

約数ペア:

[(1, 20139026320), (2, 10069513160), (4, 5034756580), (5, 4027805264), (7, 2877003760), (8, 2517378290), (10, 2013902632), (14, 1438501880), (16, 1258689145), (20, 1006951316), (23, 875609840), (28, 719250940), (35, 575400752), (40, 503475658), (46, 437804920), (56, 359625470), (70, 287700376), (80, 251737829), (92, 218902460), (112, 179812735), (115, 175121968), (140, 143850188), (161, 125087120), (184, 109451230), (197, 102228560), (230, 87560984), (280, 71925094), (322, 62543560), (368, 54725615), (394, 51114280), (460, 43780492), (560, 35962547), (644, 31271780), (788, 25557140), (805, 25017424), (920, 21890246), (985, 20445712), (1288, 15635890), (1379, 14604080), (1576, 12778570), (1610, 12508712), (1840, 10945123), (1970, 10222856), (2576, 7817945), (2758, 7302040), (3152, 6389285), (3220, 6254356), (3940, 5111428), (4531, 4444720), (5516, 3651020), (6440, 3127178), (6895, 2920816), (7880, 2555714), (7937, 2537360), (9062, 2222360), (11032, 1825510), (12880, 1563589), (13790, 1460408), (15760, 1277857), (15874, 1268680), (18124, 1111180), (22064, 912755), (22655, 888944), (27580, 730204), (31717, 634960), (31748, 634340), (36248, 555590), (39685, 507472), (45310, 444472), (55160, 365102), (55559, 362480), (63434, 317480), (63496, 317170), (72496, 277795), (79370, 253736), (90620, 222236), (110320, 182551), (111118, 181240), (126868, 158740), (126992, 158585)]