20942712960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{839051}}^1$

素因数の和:839086

約数の個数: 128

約数和(自身を含む): 71889975360

約数和(自身を除く): 50947262400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 839051, 1678102, 2517153, 3356204, 4195255, 5034306, 6712408, 8390510, 10068612, 10907663, 12585765, 13424816, 16781020, 20137224, 21815326, 25171530, 26849632, 32722989, 33562040, 40274448, 43630652, 50343060, 53699264, 54538315, 65445978, 67124080, 80548896, 87261304, 100686120, 107398528, 109076630, 130891956, 134248160, 161097792, 163614945, 174522608, 201372240, 218153260, 261783912, 268496320, 322195584, 327229890, 349045216, 402744480, 436306520, 523567824, 536992640, 654459780, 698090432, 805488960, 872613040, 1047135648, 1308919560, 1396180864, 1610977920, 1745226080, 2094271296, 2617839120, 3490452160, 4188542592, 5235678240, 6980904320, 10471356480, 20942712960]

約数ペア:

[(1, 20942712960), (2, 10471356480), (3, 6980904320), (4, 5235678240), (5, 4188542592), (6, 3490452160), (8, 2617839120), (10, 2094271296), (12, 1745226080), (13, 1610977920), (15, 1396180864), (16, 1308919560), (20, 1047135648), (24, 872613040), (26, 805488960), (30, 698090432), (32, 654459780), (39, 536992640), (40, 523567824), (48, 436306520), (52, 402744480), (60, 349045216), (64, 327229890), (65, 322195584), (78, 268496320), (80, 261783912), (96, 218153260), (104, 201372240), (120, 174522608), (128, 163614945), (130, 161097792), (156, 134248160), (160, 130891956), (192, 109076630), (195, 107398528), (208, 100686120), (240, 87261304), (260, 80548896), (312, 67124080), (320, 65445978), (384, 54538315), (390, 53699264), (416, 50343060), (480, 43630652), (520, 40274448), (624, 33562040), (640, 32722989), (780, 26849632), (832, 25171530), (960, 21815326), (1040, 20137224), (1248, 16781020), (1560, 13424816), (1664, 12585765), (1920, 10907663), (2080, 10068612), (2496, 8390510), (3120, 6712408), (4160, 5034306), (4992, 4195255), (6240, 3356204), (8320, 2517153), (12480, 1678102), (24960, 839051)]