1090108880

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{39727}}^1$

素因数の和:39761

約数の個数: 80

約数和(自身を含む): 2955763200

約数和(自身を除く): 1865654320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3430, 3920, 5488, 6860, 13720, 27440, 39727, 79454, 158908, 198635, 278089, 317816, 397270, 556178, 635632, 794540, 1112356, 1390445, 1589080, 1946623, 2224712, 2780890, 3178160, 3893246, 4449424, 5561780, 7786492, 9733115, 11123560, 13626361, 15572984, 19466230, 22247120, 27252722, 31145968, 38932460, 54505444, 68131805, 77864920, 109010888, 136263610, 155729840, 218021776, 272527220, 545054440, 1090108880]

約数ペア:

[(1, 1090108880), (2, 545054440), (4, 272527220), (5, 218021776), (7, 155729840), (8, 136263610), (10, 109010888), (14, 77864920), (16, 68131805), (20, 54505444), (28, 38932460), (35, 31145968), (40, 27252722), (49, 22247120), (56, 19466230), (70, 15572984), (80, 13626361), (98, 11123560), (112, 9733115), (140, 7786492), (196, 5561780), (245, 4449424), (280, 3893246), (343, 3178160), (392, 2780890), (490, 2224712), (560, 1946623), (686, 1589080), (784, 1390445), (980, 1112356), (1372, 794540), (1715, 635632), (1960, 556178), (2744, 397270), (3430, 317816), (3920, 278089), (5488, 198635), (6860, 158908), (13720, 79454), (27440, 39727)]