11580880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{401}}^1$

素因数の和:452

約数の個数: 60

約数和(自身を含む): 28488132

約数和(自身を除く): 16907252

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 401, 722, 760, 802, 1444, 1520, 1604, 1805, 2005, 2888, 3208, 3610, 4010, 5776, 6416, 7220, 7619, 8020, 14440, 15238, 16040, 28880, 30476, 32080, 38095, 60952, 76190, 121904, 144761, 152380, 289522, 304760, 579044, 609520, 723805, 1158088, 1447610, 2316176, 2895220, 5790440, 11580880]

約数ペア:

[(1, 11580880), (2, 5790440), (4, 2895220), (5, 2316176), (8, 1447610), (10, 1158088), (16, 723805), (19, 609520), (20, 579044), (38, 304760), (40, 289522), (76, 152380), (80, 144761), (95, 121904), (152, 76190), (190, 60952), (304, 38095), (361, 32080), (380, 30476), (401, 28880), (722, 16040), (760, 15238), (802, 14440), (1444, 8020), (1520, 7619), (1604, 7220), (1805, 6416), (2005, 5776), (2888, 4010), (3208, 3610)]