2018745920

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:397

約数の個数: 168

約数和(自身を含む): 5187720384

約数和(自身を除く): 3168974464

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 83, 85, 136, 160, 166, 170, 263, 272, 289, 320, 332, 340, 415, 526, 544, 578, 664, 680, 830, 1052, 1088, 1156, 1315, 1328, 1360, 1411, 1445, 1660, 2104, 2312, 2630, 2656, 2720, 2822, 2890, 3320, 4208, 4471, 4624, 5260, 5312, 5440, 5644, 5780, 6640, 7055, 8416, 8942, 9248, 10520, 11288, 11560, 13280, 14110, 16832, 17884, 18496, 21040, 21829, 22355, 22576, 23120, 23987, 26560, 28220, 35768, 42080, 43658, 44710, 45152, 46240, 47974, 56440, 71536, 76007, 84160, 87316, 89420, 90304, 92480, 95948, 109145, 112880, 119935, 143072, 152014, 174632, 178840, 191896, 218290, 225760, 239870, 286144, 304028, 349264, 357680, 371093, 380035, 383792, 436580, 451520, 479740, 608056, 698528, 715360, 742186, 760070, 767584, 873160, 959480, 1216112, 1397056, 1430720, 1484372, 1520140, 1535168, 1746320, 1855465, 1918960, 2432224, 2968744, 3040280, 3492640, 3710930, 3837920, 4864448, 5937488, 6080560, 6308581, 6985280, 7421860, 7675840, 11874976, 12161120, 12617162, 14843720, 23749952, 24322240, 25234324, 29687440, 31542905, 50468648, 59374880, 63085810, 100937296, 118749760, 126171620, 201874592, 252343240, 403749184, 504686480, 1009372960, 2018745920]

約数ペア:

[(1, 2018745920), (2, 1009372960), (4, 504686480), (5, 403749184), (8, 252343240), (10, 201874592), (16, 126171620), (17, 118749760), (20, 100937296), (32, 63085810), (34, 59374880), (40, 50468648), (64, 31542905), (68, 29687440), (80, 25234324), (83, 24322240), (85, 23749952), (136, 14843720), (160, 12617162), (166, 12161120), (170, 11874976), (263, 7675840), (272, 7421860), (289, 6985280), (320, 6308581), (332, 6080560), (340, 5937488), (415, 4864448), (526, 3837920), (544, 3710930), (578, 3492640), (664, 3040280), (680, 2968744), (830, 2432224), (1052, 1918960), (1088, 1855465), (1156, 1746320), (1315, 1535168), (1328, 1520140), (1360, 1484372), (1411, 1430720), (1445, 1397056), (1660, 1216112), (2104, 959480), (2312, 873160), (2630, 767584), (2656, 760070), (2720, 742186), (2822, 715360), (2890, 698528), (3320, 608056), (4208, 479740), (4471, 451520), (4624, 436580), (5260, 383792), (5312, 380035), (5440, 371093), (5644, 357680), (5780, 349264), (6640, 304028), (7055, 286144), (8416, 239870), (8942, 225760), (9248, 218290), (10520, 191896), (11288, 178840), (11560, 174632), (13280, 152014), (14110, 143072), (16832, 119935), (17884, 112880), (18496, 109145), (21040, 95948), (21829, 92480), (22355, 90304), (22576, 89420), (23120, 87316), (23987, 84160), (26560, 76007), (28220, 71536), (35768, 56440), (42080, 47974), (43658, 46240), (44710, 45152)]