20160342880

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{45869}}^1$

素因数の和:45992

約数の個数: 96

約数和(自身を含む): 49519784160

約数和(自身を除く): 29359441280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 67, 80, 82, 134, 160, 164, 205, 268, 328, 335, 410, 536, 656, 670, 820, 1072, 1312, 1340, 1640, 2144, 2680, 2747, 3280, 5360, 5494, 6560, 10720, 10988, 13735, 21976, 27470, 43952, 45869, 54940, 87904, 91738, 109880, 183476, 219760, 229345, 366952, 439520, 458690, 733904, 917380, 1467808, 1834760, 1880629, 3073223, 3669520, 3761258, 6146446, 7339040, 7522516, 9403145, 12292892, 15045032, 15366115, 18806290, 24585784, 30090064, 30732230, 37612580, 49171568, 60180128, 61464460, 75225160, 98343136, 122928920, 126002143, 150450320, 245857840, 252004286, 300900640, 491715680, 504008572, 630010715, 1008017144, 1260021430, 2016034288, 2520042860, 4032068576, 5040085720, 10080171440, 20160342880]

約数ペア:

[(1, 20160342880), (2, 10080171440), (4, 5040085720), (5, 4032068576), (8, 2520042860), (10, 2016034288), (16, 1260021430), (20, 1008017144), (32, 630010715), (40, 504008572), (41, 491715680), (67, 300900640), (80, 252004286), (82, 245857840), (134, 150450320), (160, 126002143), (164, 122928920), (205, 98343136), (268, 75225160), (328, 61464460), (335, 60180128), (410, 49171568), (536, 37612580), (656, 30732230), (670, 30090064), (820, 24585784), (1072, 18806290), (1312, 15366115), (1340, 15045032), (1640, 12292892), (2144, 9403145), (2680, 7522516), (2747, 7339040), (3280, 6146446), (5360, 3761258), (5494, 3669520), (6560, 3073223), (10720, 1880629), (10988, 1834760), (13735, 1467808), (21976, 917380), (27470, 733904), (43952, 458690), (45869, 439520), (54940, 366952), (87904, 229345), (91738, 219760), (109880, 183476)]