20806050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{4783}}^1$

素因数の和:4827

約数の個数: 48

約数和(自身を含む): 53389440

約数和(自身を除く): 32583390

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 29, 30, 50, 58, 75, 87, 145, 150, 174, 290, 435, 725, 870, 1450, 2175, 4350, 4783, 9566, 14349, 23915, 28698, 47830, 71745, 119575, 138707, 143490, 239150, 277414, 358725, 416121, 693535, 717450, 832242, 1387070, 2080605, 3467675, 4161210, 6935350, 10403025, 20806050]

約数ペア:

[(1, 20806050), (2, 10403025), (3, 6935350), (5, 4161210), (6, 3467675), (10, 2080605), (15, 1387070), (25, 832242), (29, 717450), (30, 693535), (50, 416121), (58, 358725), (75, 277414), (87, 239150), (145, 143490), (150, 138707), (174, 119575), (290, 71745), (435, 47830), (725, 28698), (870, 23915), (1450, 14349), (2175, 9566), (4350, 4783)]