400235836

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5261}}^1$

素因数の和:5315

約数の個数: 96

約数和(自身を含む): 990097920

約数和(自身を除く): 589862084

約数列:

[1, 2, 4, 7, 11, 13, 14, 19, 22, 26, 28, 38, 44, 52, 76, 77, 91, 133, 143, 154, 182, 209, 247, 266, 286, 308, 364, 418, 494, 532, 572, 836, 988, 1001, 1463, 1729, 2002, 2717, 2926, 3458, 4004, 5261, 5434, 5852, 6916, 10522, 10868, 19019, 21044, 36827, 38038, 57871, 68393, 73654, 76076, 99959, 115742, 136786, 147308, 199918, 231484, 273572, 399836, 405097, 478751, 699713, 752323, 810194, 957502, 1099549, 1299467, 1399426, 1504646, 1620388, 1915004, 2199098, 2598934, 2798852, 3009292, 4398196, 5197868, 5266261, 7696843, 9096269, 10532522, 14294137, 15393686, 18192538, 21065044, 28588274, 30787372, 36385076, 57176548, 100058959, 200117918, 400235836]

約数ペア:

[(1, 400235836), (2, 200117918), (4, 100058959), (7, 57176548), (11, 36385076), (13, 30787372), (14, 28588274), (19, 21065044), (22, 18192538), (26, 15393686), (28, 14294137), (38, 10532522), (44, 9096269), (52, 7696843), (76, 5266261), (77, 5197868), (91, 4398196), (133, 3009292), (143, 2798852), (154, 2598934), (182, 2199098), (209, 1915004), (247, 1620388), (266, 1504646), (286, 1399426), (308, 1299467), (364, 1099549), (418, 957502), (494, 810194), (532, 752323), (572, 699713), (836, 478751), (988, 405097), (1001, 399836), (1463, 273572), (1729, 231484), (2002, 199918), (2717, 147308), (2926, 136786), (3458, 115742), (4004, 99959), (5261, 76076), (5434, 73654), (5852, 68393), (6916, 57871), (10522, 38038), (10868, 36827), (19019, 21044)]