206297840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{52627}}^1$

素因数の和:52654

約数の個数: 60

約数和(自身を含む): 557962056

約数和(自身を除く): 351664216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 52627, 105254, 210508, 263135, 368389, 421016, 526270, 736778, 842032, 1052540, 1473556, 1841945, 2105080, 2578723, 2947112, 3683890, 4210160, 5157446, 5894224, 7367780, 10314892, 12893615, 14735560, 20629784, 25787230, 29471120, 41259568, 51574460, 103148920, 206297840]

約数ペア:

[(1, 206297840), (2, 103148920), (4, 51574460), (5, 41259568), (7, 29471120), (8, 25787230), (10, 20629784), (14, 14735560), (16, 12893615), (20, 10314892), (28, 7367780), (35, 5894224), (40, 5157446), (49, 4210160), (56, 3683890), (70, 2947112), (80, 2578723), (98, 2105080), (112, 1841945), (140, 1473556), (196, 1052540), (245, 842032), (280, 736778), (392, 526270), (490, 421016), (560, 368389), (784, 263135), (980, 210508), (1960, 105254), (3920, 52627)]