12371920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{827}}^1$

素因数の和:868

約数の個数: 80

約数和(自身を含む): 33265728

約数和(自身を除く): 20893808

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 827, 880, 935, 1360, 1496, 1654, 1870, 2992, 3308, 3740, 4135, 6616, 7480, 8270, 9097, 13232, 14059, 14960, 16540, 18194, 28118, 33080, 36388, 45485, 56236, 66160, 70295, 72776, 90970, 112472, 140590, 145552, 154649, 181940, 224944, 281180, 309298, 363880, 562360, 618596, 727760, 773245, 1124720, 1237192, 1546490, 2474384, 3092980, 6185960, 12371920]

約数ペア:

[(1, 12371920), (2, 6185960), (4, 3092980), (5, 2474384), (8, 1546490), (10, 1237192), (11, 1124720), (16, 773245), (17, 727760), (20, 618596), (22, 562360), (34, 363880), (40, 309298), (44, 281180), (55, 224944), (68, 181940), (80, 154649), (85, 145552), (88, 140590), (110, 112472), (136, 90970), (170, 72776), (176, 70295), (187, 66160), (220, 56236), (272, 45485), (340, 36388), (374, 33080), (440, 28118), (680, 18194), (748, 16540), (827, 14960), (880, 14059), (935, 13232), (1360, 9097), (1496, 8270), (1654, 7480), (1870, 6616), (2992, 4135), (3308, 3740)]