8208470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 15629760

約数和(自身を除く): 7421290

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 401, 445, 802, 890, 2005, 2047, 4010, 4094, 9223, 10235, 18446, 20470, 35689, 46115, 71378, 92230, 178445, 356890, 820847, 1641694, 4104235, 8208470]

約数ペア:

[(1, 8208470), (2, 4104235), (5, 1641694), (10, 820847), (23, 356890), (46, 178445), (89, 92230), (115, 71378), (178, 46115), (230, 35689), (401, 20470), (445, 18446), (802, 10235), (890, 9223), (2005, 4094), (2047, 4010)]