202131440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{360949}}^1$

素因数の和:360969

約数の個数: 40

約数和(自身を含む): 537093600

約数和(自身を除く): 334962160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 360949, 721898, 1443796, 1804745, 2526643, 2887592, 3609490, 5053286, 5775184, 7218980, 10106572, 12633215, 14437960, 20213144, 25266430, 28875920, 40426288, 50532860, 101065720, 202131440]

約数ペア:

[(1, 202131440), (2, 101065720), (4, 50532860), (5, 40426288), (7, 28875920), (8, 25266430), (10, 20213144), (14, 14437960), (16, 12633215), (20, 10106572), (28, 7218980), (35, 5775184), (40, 5053286), (56, 3609490), (70, 2887592), (80, 2526643), (112, 1804745), (140, 1443796), (280, 721898), (560, 360949)]