320414290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{240913}}^1$

素因数の和:240946

約数の個数: 32

約数和(自身を含む): 693832320

約数和(自身を除く): 373418030

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 240913, 481826, 1204565, 1686391, 2409130, 3372782, 4577347, 8431955, 9154694, 16863910, 22886735, 32041429, 45773470, 64082858, 160207145, 320414290]

約数ペア:

[(1, 320414290), (2, 160207145), (5, 64082858), (7, 45773470), (10, 32041429), (14, 22886735), (19, 16863910), (35, 9154694), (38, 8431955), (70, 4577347), (95, 3372782), (133, 2409130), (190, 1686391), (266, 1204565), (665, 481826), (1330, 240913)]