20131713560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{245389}}^1$

素因数の和:245700

約数の個数: 64

約数和(自身を含む): 51944155200

約数和(自身を除く): 31812441640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 293, 586, 1172, 1465, 2051, 2344, 2930, 4102, 5860, 8204, 10255, 11720, 16408, 20510, 41020, 82040, 245389, 490778, 981556, 1226945, 1717723, 1963112, 2453890, 3435446, 4907780, 6870892, 8588615, 9815560, 13741784, 17177230, 34354460, 68708920, 71898977, 143797954, 287595908, 359494885, 503292839, 575191816, 718989770, 1006585678, 1437979540, 2013171356, 2516464195, 2875959080, 4026342712, 5032928390, 10065856780, 20131713560]

約数ペア:

[(1, 20131713560), (2, 10065856780), (4, 5032928390), (5, 4026342712), (7, 2875959080), (8, 2516464195), (10, 2013171356), (14, 1437979540), (20, 1006585678), (28, 718989770), (35, 575191816), (40, 503292839), (56, 359494885), (70, 287595908), (140, 143797954), (280, 71898977), (293, 68708920), (586, 34354460), (1172, 17177230), (1465, 13741784), (2051, 9815560), (2344, 8588615), (2930, 6870892), (4102, 4907780), (5860, 3435446), (8204, 2453890), (10255, 1963112), (11720, 1717723), (16408, 1226945), (20510, 981556), (41020, 490778), (82040, 245389)]