853649720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{5897}}^1$

素因数の和:5973

約数の個数: 128

約数和(自身を含む): 2446018560

約数和(自身を除く): 1592368840

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 47, 55, 56, 70, 77, 88, 94, 110, 140, 154, 188, 220, 235, 280, 308, 329, 376, 385, 440, 470, 517, 616, 658, 770, 940, 1034, 1316, 1540, 1645, 1880, 2068, 2585, 2632, 3080, 3290, 3619, 4136, 5170, 5897, 6580, 7238, 10340, 11794, 13160, 14476, 18095, 20680, 23588, 28952, 29485, 36190, 41279, 47176, 58970, 64867, 72380, 82558, 117940, 129734, 144760, 165116, 206395, 235880, 259468, 277159, 324335, 330232, 412790, 454069, 518936, 554318, 648670, 825580, 908138, 1108636, 1297340, 1385795, 1651160, 1816276, 1940113, 2217272, 2270345, 2594680, 2771590, 3048749, 3632552, 3880226, 4540690, 5543180, 6097498, 7760452, 9081380, 9700565, 11086360, 12194996, 15243745, 15520904, 18162760, 19401130, 21341243, 24389992, 30487490, 38802260, 42682486, 60974980, 77604520, 85364972, 106706215, 121949960, 170729944, 213412430, 426824860, 853649720]

約数ペア:

[(1, 853649720), (2, 426824860), (4, 213412430), (5, 170729944), (7, 121949960), (8, 106706215), (10, 85364972), (11, 77604520), (14, 60974980), (20, 42682486), (22, 38802260), (28, 30487490), (35, 24389992), (40, 21341243), (44, 19401130), (47, 18162760), (55, 15520904), (56, 15243745), (70, 12194996), (77, 11086360), (88, 9700565), (94, 9081380), (110, 7760452), (140, 6097498), (154, 5543180), (188, 4540690), (220, 3880226), (235, 3632552), (280, 3048749), (308, 2771590), (329, 2594680), (376, 2270345), (385, 2217272), (440, 1940113), (470, 1816276), (517, 1651160), (616, 1385795), (658, 1297340), (770, 1108636), (940, 908138), (1034, 825580), (1316, 648670), (1540, 554318), (1645, 518936), (1880, 454069), (2068, 412790), (2585, 330232), (2632, 324335), (3080, 277159), (3290, 259468), (3619, 235880), (4136, 206395), (5170, 165116), (5897, 144760), (6580, 129734), (7238, 117940), (10340, 82558), (11794, 72380), (13160, 64867), (14476, 58970), (18095, 47176), (20680, 41279), (23588, 36190), (28952, 29485)]