320420068

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{17989}}^1$

素因数の和:18127

約数の個数: 24

約数和(自身を含む): 577766840

約数和(自身を除く): 257346772

約数列:

[1, 2, 4, 61, 73, 122, 146, 244, 292, 4453, 8906, 17812, 17989, 35978, 71956, 1097329, 1313197, 2194658, 2626394, 4389316, 5252788, 80105017, 160210034, 320420068]

約数ペア:

[(1, 320420068), (2, 160210034), (4, 80105017), (61, 5252788), (73, 4389316), (122, 2626394), (146, 2194658), (244, 1313197), (292, 1097329), (4453, 71956), (8906, 35978), (17812, 17989)]