320454352

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1178141}}^1$

素因数の和:1178166

約数の個数: 20

約数和(自身を含む): 657403236

約数和(自身を除く): 336948884

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1178141, 2356282, 4712564, 9425128, 18850256, 20028397, 40056794, 80113588, 160227176, 320454352]

約数ペア:

[(1, 320454352), (2, 160227176), (4, 80113588), (8, 40056794), (16, 20028397), (17, 18850256), (34, 9425128), (68, 4712564), (136, 2356282), (272, 1178141)]