39314440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 97200000

約数和(自身を除く): 57885560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 199, 220, 398, 440, 449, 796, 898, 995, 1592, 1796, 1990, 2189, 2245, 3592, 3980, 4378, 4490, 4939, 7960, 8756, 8980, 9878, 10945, 17512, 17960, 19756, 21890, 24695, 39512, 43780, 49390, 87560, 89351, 98780, 178702, 197560, 357404, 446755, 714808, 893510, 982861, 1787020, 1965722, 3574040, 3931444, 4914305, 7862888, 9828610, 19657220, 39314440]

約数ペア:

[(1, 39314440), (2, 19657220), (4, 9828610), (5, 7862888), (8, 4914305), (10, 3931444), (11, 3574040), (20, 1965722), (22, 1787020), (40, 982861), (44, 893510), (55, 714808), (88, 446755), (110, 357404), (199, 197560), (220, 178702), (398, 98780), (440, 89351), (449, 87560), (796, 49390), (898, 43780), (995, 39512), (1592, 24695), (1796, 21890), (1990, 19756), (2189, 17960), (2245, 17512), (3592, 10945), (3980, 9878), (4378, 8980), (4490, 8756), (4939, 7960)]