2016206480

素因数分解:

$2^4\times 5^1\times {\mathrm{1607}}^1\times {\mathrm{15683}}^1$

素因数の和:17303

約数の個数: 40

約数和(自身を含む): 4690896192

約数和(自身を除く): 2674689712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1607, 3214, 6428, 8035, 12856, 15683, 16070, 25712, 31366, 32140, 62732, 64280, 78415, 125464, 128560, 156830, 250928, 313660, 627320, 1254640, 25202581, 50405162, 100810324, 126012905, 201620648, 252025810, 403241296, 504051620, 1008103240, 2016206480]

約数ペア:

[(1, 2016206480), (2, 1008103240), (4, 504051620), (5, 403241296), (8, 252025810), (10, 201620648), (16, 126012905), (20, 100810324), (40, 50405162), (80, 25202581), (1607, 1254640), (3214, 627320), (6428, 313660), (8035, 250928), (12856, 156830), (15683, 128560), (16070, 125464), (25712, 78415), (31366, 64280), (32140, 62732)]