8437040

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{401}}^1$

素因数の和:677

約数の個数: 40

約数和(自身を含む): 19739808

約数和(自身を除く): 11302768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 401, 526, 802, 1052, 1315, 1604, 2005, 2104, 2630, 3208, 4010, 4208, 5260, 6416, 8020, 10520, 16040, 21040, 32080, 105463, 210926, 421852, 527315, 843704, 1054630, 1687408, 2109260, 4218520, 8437040]

約数ペア:

[(1, 8437040), (2, 4218520), (4, 2109260), (5, 1687408), (8, 1054630), (10, 843704), (16, 527315), (20, 421852), (40, 210926), (80, 105463), (263, 32080), (401, 21040), (526, 16040), (802, 10520), (1052, 8020), (1315, 6416), (1604, 5260), (2005, 4208), (2104, 4010), (2630, 3208)]