77724820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{8893}}^1$

素因数の和:8944

約数の個数: 48

約数和(自身を含む): 179303040

約数和(自身を除く): 101578220

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 8893, 17786, 35572, 44465, 88930, 168967, 177860, 204539, 337934, 409078, 675868, 818156, 844835, 1022695, 1689670, 2045390, 3379340, 3886241, 4090780, 7772482, 15544964, 19431205, 38862410, 77724820]

約数ペア:

[(1, 77724820), (2, 38862410), (4, 19431205), (5, 15544964), (10, 7772482), (19, 4090780), (20, 3886241), (23, 3379340), (38, 2045390), (46, 1689670), (76, 1022695), (92, 844835), (95, 818156), (115, 675868), (190, 409078), (230, 337934), (380, 204539), (437, 177860), (460, 168967), (874, 88930), (1748, 44465), (2185, 35572), (4370, 17786), (8740, 8893)]