320681470

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1\times {\mathrm{1493}}^1$

素因数の和:2004

約数の個数: 32

約数和(自身を含む): 591193728

約数和(自身を除く): 270512258

約数列:

[1, 2, 5, 10, 47, 94, 235, 457, 470, 914, 1493, 2285, 2986, 4570, 7465, 14930, 21479, 42958, 70171, 107395, 140342, 214790, 350855, 682301, 701710, 1364602, 3411505, 6823010, 32068147, 64136294, 160340735, 320681470]

約数ペア:

[(1, 320681470), (2, 160340735), (5, 64136294), (10, 32068147), (47, 6823010), (94, 3411505), (235, 1364602), (457, 701710), (470, 682301), (914, 350855), (1493, 214790), (2285, 140342), (2986, 107395), (4570, 70171), (7465, 42958), (14930, 21479)]