328861880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{432713}}^1$

素因数の和:432743

約数の個数: 32

約数和(自身を含む): 778885200

約数和(自身を除く): 450023320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 432713, 865426, 1730852, 2163565, 3461704, 4327130, 8221547, 8654260, 16443094, 17308520, 32886188, 41107735, 65772376, 82215470, 164430940, 328861880]

約数ペア:

[(1, 328861880), (2, 164430940), (4, 82215470), (5, 65772376), (8, 41107735), (10, 32886188), (19, 17308520), (20, 16443094), (38, 8654260), (40, 8221547), (76, 4327130), (95, 3461704), (152, 2163565), (190, 1730852), (380, 865426), (760, 432713)]