84842440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{461}}^1$

素因数の和:622

約数の個数: 64

約数和(自身を含む): 197588160

約数和(自身を除く): 112745720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 107, 172, 214, 215, 344, 428, 430, 461, 535, 856, 860, 922, 1070, 1720, 1844, 2140, 2305, 3688, 4280, 4601, 4610, 9202, 9220, 18404, 18440, 19823, 23005, 36808, 39646, 46010, 49327, 79292, 92020, 98654, 99115, 158584, 184040, 197308, 198230, 246635, 394616, 396460, 493270, 792920, 986540, 1973080, 2121061, 4242122, 8484244, 10605305, 16968488, 21210610, 42421220, 84842440]

約数ペア:

[(1, 84842440), (2, 42421220), (4, 21210610), (5, 16968488), (8, 10605305), (10, 8484244), (20, 4242122), (40, 2121061), (43, 1973080), (86, 986540), (107, 792920), (172, 493270), (214, 396460), (215, 394616), (344, 246635), (428, 198230), (430, 197308), (461, 184040), (535, 158584), (856, 99115), (860, 98654), (922, 92020), (1070, 79292), (1720, 49327), (1844, 46010), (2140, 39646), (2305, 36808), (3688, 23005), (4280, 19823), (4601, 18440), (4610, 18404), (9202, 9220)]