85419440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{56197}}^1$

素因数の和:56229

約数の個数: 40

約数和(自身を含む): 209056560

約数和(自身を除く): 123637120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 56197, 112394, 224788, 280985, 449576, 561970, 899152, 1067743, 1123940, 2135486, 2247880, 4270972, 4495760, 5338715, 8541944, 10677430, 17083888, 21354860, 42709720, 85419440]

約数ペア:

[(1, 85419440), (2, 42709720), (4, 21354860), (5, 17083888), (8, 10677430), (10, 8541944), (16, 5338715), (19, 4495760), (20, 4270972), (38, 2247880), (40, 2135486), (76, 1123940), (80, 1067743), (95, 899152), (152, 561970), (190, 449576), (304, 280985), (380, 224788), (760, 112394), (1520, 56197)]