200704880

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{18049}}^1$

素因数の和:18201

約数の個数: 40

約数和(自身を含む): 470022000

約数和(自身を除く): 269317120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 11120, 18049, 36098, 72196, 90245, 144392, 180490, 288784, 360980, 721960, 1443920, 2508811, 5017622, 10035244, 12544055, 20070488, 25088110, 40140976, 50176220, 100352440, 200704880]

約数ペア:

[(1, 200704880), (2, 100352440), (4, 50176220), (5, 40140976), (8, 25088110), (10, 20070488), (16, 12544055), (20, 10035244), (40, 5017622), (80, 2508811), (139, 1443920), (278, 721960), (556, 360980), (695, 288784), (1112, 180490), (1390, 144392), (2224, 90245), (2780, 72196), (5560, 36098), (11120, 18049)]