123206440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{440023}}^1$

素因数の和:440041

約数の個数: 32

約数和(自身を含む): 316817280

約数和(自身を除く): 193610840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 440023, 880046, 1760092, 2200115, 3080161, 3520184, 4400230, 6160322, 8800460, 12320644, 15400805, 17600920, 24641288, 30801610, 61603220, 123206440]

約数ペア:

[(1, 123206440), (2, 61603220), (4, 30801610), (5, 24641288), (7, 17600920), (8, 15400805), (10, 12320644), (14, 8800460), (20, 6160322), (28, 4400230), (35, 3520184), (40, 3080161), (56, 2200115), (70, 1760092), (140, 880046), (280, 440023)]