20025360

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:222

約数の個数: 160

約数和(自身を含む): 70471680

約数和(自身を除く): 50446320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 73, 80, 90, 108, 120, 127, 135, 144, 146, 180, 216, 219, 240, 254, 270, 292, 360, 365, 381, 432, 438, 508, 540, 584, 635, 657, 720, 730, 762, 876, 1016, 1080, 1095, 1143, 1168, 1270, 1314, 1460, 1524, 1752, 1905, 1971, 2032, 2160, 2190, 2286, 2540, 2628, 2920, 3048, 3285, 3429, 3504, 3810, 3942, 4380, 4572, 5080, 5256, 5715, 5840, 6096, 6570, 6858, 7620, 7884, 8760, 9144, 9271, 9855, 10160, 10512, 11430, 13140, 13716, 15240, 15768, 17145, 17520, 18288, 18542, 19710, 22860, 26280, 27432, 27813, 30480, 31536, 34290, 37084, 39420, 45720, 46355, 52560, 54864, 55626, 68580, 74168, 78840, 83439, 91440, 92710, 111252, 137160, 139065, 148336, 157680, 166878, 185420, 222504, 250317, 274320, 278130, 333756, 370840, 417195, 445008, 500634, 556260, 667512, 741680, 834390, 1001268, 1112520, 1251585, 1335024, 1668780, 2002536, 2225040, 2503170, 3337560, 4005072, 5006340, 6675120, 10012680, 20025360]

約数ペア:

[(1, 20025360), (2, 10012680), (3, 6675120), (4, 5006340), (5, 4005072), (6, 3337560), (8, 2503170), (9, 2225040), (10, 2002536), (12, 1668780), (15, 1335024), (16, 1251585), (18, 1112520), (20, 1001268), (24, 834390), (27, 741680), (30, 667512), (36, 556260), (40, 500634), (45, 445008), (48, 417195), (54, 370840), (60, 333756), (72, 278130), (73, 274320), (80, 250317), (90, 222504), (108, 185420), (120, 166878), (127, 157680), (135, 148336), (144, 139065), (146, 137160), (180, 111252), (216, 92710), (219, 91440), (240, 83439), (254, 78840), (270, 74168), (292, 68580), (360, 55626), (365, 54864), (381, 52560), (432, 46355), (438, 45720), (508, 39420), (540, 37084), (584, 34290), (635, 31536), (657, 30480), (720, 27813), (730, 27432), (762, 26280), (876, 22860), (1016, 19710), (1080, 18542), (1095, 18288), (1143, 17520), (1168, 17145), (1270, 15768), (1314, 15240), (1460, 13716), (1524, 13140), (1752, 11430), (1905, 10512), (1971, 10160), (2032, 9855), (2160, 9271), (2190, 9144), (2286, 8760), (2540, 7884), (2628, 7620), (2920, 6858), (3048, 6570), (3285, 6096), (3429, 5840), (3504, 5715), (3810, 5256), (3942, 5080), (4380, 4572)]