289674160

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{77041}}^1$

素因数の和:77101

約数の個数: 40

約数和(自身を含む): 687830976

約数和(自身を除く): 398156816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 77041, 154082, 308164, 385205, 616328, 770410, 1232656, 1540820, 3081640, 3620927, 6163280, 7241854, 14483708, 18104635, 28967416, 36209270, 57934832, 72418540, 144837080, 289674160]

約数ペア:

[(1, 289674160), (2, 144837080), (4, 72418540), (5, 57934832), (8, 36209270), (10, 28967416), (16, 18104635), (20, 14483708), (40, 7241854), (47, 6163280), (80, 3620927), (94, 3081640), (188, 1540820), (235, 1232656), (376, 770410), (470, 616328), (752, 385205), (940, 308164), (1880, 154082), (3760, 77041)]