11224820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 25132800

約数和(自身を除く): 13907980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 190, 218, 271, 380, 436, 542, 545, 1084, 1090, 1355, 2071, 2180, 2710, 4142, 5149, 5420, 8284, 10298, 10355, 20596, 20710, 25745, 29539, 41420, 51490, 59078, 102980, 118156, 147695, 295390, 561241, 590780, 1122482, 2244964, 2806205, 5612410, 11224820]

約数ペア:

[(1, 11224820), (2, 5612410), (4, 2806205), (5, 2244964), (10, 1122482), (19, 590780), (20, 561241), (38, 295390), (76, 147695), (95, 118156), (109, 102980), (190, 59078), (218, 51490), (271, 41420), (380, 29539), (436, 25745), (542, 20710), (545, 20596), (1084, 10355), (1090, 10298), (1355, 8284), (2071, 5420), (2180, 5149), (2710, 4142)]