43680208

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1123}}^1$

素因数の和:1172

約数の個数: 80

約数和(自身を含む): 105368256

約数和(自身を除く): 61688048

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 176, 187, 208, 221, 272, 286, 374, 442, 572, 748, 884, 1123, 1144, 1496, 1768, 2246, 2288, 2431, 2992, 3536, 4492, 4862, 8984, 9724, 12353, 14599, 17968, 19091, 19448, 24706, 29198, 38182, 38896, 49412, 58396, 76364, 98824, 116792, 152728, 160589, 197648, 210001, 233584, 248183, 305456, 321178, 420002, 496366, 642356, 840004, 992732, 1284712, 1680008, 1985464, 2569424, 2730013, 3360016, 3970928, 5460026, 10920052, 21840104, 43680208]

約数ペア:

[(1, 43680208), (2, 21840104), (4, 10920052), (8, 5460026), (11, 3970928), (13, 3360016), (16, 2730013), (17, 2569424), (22, 1985464), (26, 1680008), (34, 1284712), (44, 992732), (52, 840004), (68, 642356), (88, 496366), (104, 420002), (136, 321178), (143, 305456), (176, 248183), (187, 233584), (208, 210001), (221, 197648), (272, 160589), (286, 152728), (374, 116792), (442, 98824), (572, 76364), (748, 58396), (884, 49412), (1123, 38896), (1144, 38182), (1496, 29198), (1768, 24706), (2246, 19448), (2288, 19091), (2431, 17968), (2992, 14599), (3536, 12353), (4492, 9724), (4862, 8984)]