20793960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:176

約数の個数: 192

約数和(自身を含む): 75816000

約数和(自身を除く): 55022040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 59, 60, 66, 72, 88, 89, 90, 99, 110, 118, 120, 132, 165, 177, 178, 180, 198, 220, 236, 264, 267, 295, 330, 354, 356, 360, 396, 440, 445, 472, 495, 531, 534, 590, 649, 660, 708, 712, 792, 801, 885, 890, 979, 990, 1062, 1068, 1180, 1298, 1320, 1335, 1416, 1602, 1770, 1780, 1947, 1958, 1980, 2124, 2136, 2360, 2596, 2655, 2670, 2937, 3204, 3245, 3540, 3560, 3894, 3916, 3960, 4005, 4248, 4895, 5192, 5251, 5310, 5340, 5841, 5874, 6408, 6490, 7080, 7788, 7832, 8010, 8811, 9735, 9790, 10502, 10620, 10680, 11682, 11748, 12980, 14685, 15576, 15753, 16020, 17622, 19470, 19580, 21004, 21240, 23364, 23496, 25960, 26255, 29205, 29370, 31506, 32040, 35244, 38940, 39160, 42008, 44055, 46728, 47259, 52510, 57761, 58410, 58740, 63012, 70488, 77880, 78765, 88110, 94518, 105020, 115522, 116820, 117480, 126024, 157530, 173283, 176220, 189036, 210040, 231044, 233640, 236295, 288805, 315060, 346566, 352440, 378072, 462088, 472590, 519849, 577610, 630120, 693132, 866415, 945180, 1039698, 1155220, 1386264, 1732830, 1890360, 2079396, 2310440, 2599245, 3465660, 4158792, 5198490, 6931320, 10396980, 20793960]

約数ペア:

[(1, 20793960), (2, 10396980), (3, 6931320), (4, 5198490), (5, 4158792), (6, 3465660), (8, 2599245), (9, 2310440), (10, 2079396), (11, 1890360), (12, 1732830), (15, 1386264), (18, 1155220), (20, 1039698), (22, 945180), (24, 866415), (30, 693132), (33, 630120), (36, 577610), (40, 519849), (44, 472590), (45, 462088), (55, 378072), (59, 352440), (60, 346566), (66, 315060), (72, 288805), (88, 236295), (89, 233640), (90, 231044), (99, 210040), (110, 189036), (118, 176220), (120, 173283), (132, 157530), (165, 126024), (177, 117480), (178, 116820), (180, 115522), (198, 105020), (220, 94518), (236, 88110), (264, 78765), (267, 77880), (295, 70488), (330, 63012), (354, 58740), (356, 58410), (360, 57761), (396, 52510), (440, 47259), (445, 46728), (472, 44055), (495, 42008), (531, 39160), (534, 38940), (590, 35244), (649, 32040), (660, 31506), (708, 29370), (712, 29205), (792, 26255), (801, 25960), (885, 23496), (890, 23364), (979, 21240), (990, 21004), (1062, 19580), (1068, 19470), (1180, 17622), (1298, 16020), (1320, 15753), (1335, 15576), (1416, 14685), (1602, 12980), (1770, 11748), (1780, 11682), (1947, 10680), (1958, 10620), (1980, 10502), (2124, 9790), (2136, 9735), (2360, 8811), (2596, 8010), (2655, 7832), (2670, 7788), (2937, 7080), (3204, 6490), (3245, 6408), (3540, 5874), (3560, 5841), (3894, 5340), (3916, 5310), (3960, 5251), (4005, 5192), (4248, 4895)]