1812860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 4548096

約数和(自身を除く): 2735236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 563, 644, 805, 1126, 1610, 2252, 2815, 3220, 3941, 5630, 7882, 11260, 12949, 15764, 19705, 25898, 39410, 51796, 64745, 78820, 90643, 129490, 181286, 258980, 362572, 453215, 906430, 1812860]

約数ペア:

[(1, 1812860), (2, 906430), (4, 453215), (5, 362572), (7, 258980), (10, 181286), (14, 129490), (20, 90643), (23, 78820), (28, 64745), (35, 51796), (46, 39410), (70, 25898), (92, 19705), (115, 15764), (140, 12949), (161, 11260), (230, 7882), (322, 5630), (460, 3941), (563, 3220), (644, 2815), (805, 2252), (1126, 1610)]