2019682720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{997}}^1\times {\mathrm{1151}}^1$

素因数の和:2174

約数の個数: 96

約数和(自身を含む): 5215021056

約数和(自身を除く): 3195338336

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 997, 1151, 1760, 1994, 2302, 3988, 4604, 4985, 5755, 7976, 9208, 9970, 10967, 11510, 12661, 15952, 18416, 19940, 21934, 23020, 25322, 31904, 36832, 39880, 43868, 46040, 50644, 54835, 63305, 79760, 87736, 92080, 101288, 109670, 126610, 159520, 175472, 184160, 202576, 219340, 253220, 350944, 405152, 438680, 506440, 877360, 1012880, 1147547, 1754720, 2025760, 2295094, 4590188, 5737735, 9180376, 11475470, 12623017, 18360752, 22950940, 25246034, 36721504, 45901880, 50492068, 63115085, 91803760, 100984136, 126230170, 183607520, 201968272, 252460340, 403936544, 504920680, 1009841360, 2019682720]

約数ペア:

[(1, 2019682720), (2, 1009841360), (4, 504920680), (5, 403936544), (8, 252460340), (10, 201968272), (11, 183607520), (16, 126230170), (20, 100984136), (22, 91803760), (32, 63115085), (40, 50492068), (44, 45901880), (55, 36721504), (80, 25246034), (88, 22950940), (110, 18360752), (160, 12623017), (176, 11475470), (220, 9180376), (352, 5737735), (440, 4590188), (880, 2295094), (997, 2025760), (1151, 1754720), (1760, 1147547), (1994, 1012880), (2302, 877360), (3988, 506440), (4604, 438680), (4985, 405152), (5755, 350944), (7976, 253220), (9208, 219340), (9970, 202576), (10967, 184160), (11510, 175472), (12661, 159520), (15952, 126610), (18416, 109670), (19940, 101288), (21934, 92080), (23020, 87736), (25322, 79760), (31904, 63305), (36832, 54835), (39880, 50644), (43868, 46040)]