1330398340

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1622437}}^1$

素因数の和:1622487

約数の個数: 24

約数和(自身を含む): 2861980632

約数和(自身を除く): 1531582292

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1622437, 3244874, 6489748, 8112185, 16224370, 32448740, 66519917, 133039834, 266079668, 332599585, 665199170, 1330398340]

約数ペア:

[(1, 1330398340), (2, 665199170), (4, 332599585), (5, 266079668), (10, 133039834), (20, 66519917), (41, 32448740), (82, 16224370), (164, 8112185), (205, 6489748), (410, 3244874), (820, 1622437)]