1622894080

素因数分解:

$2^9\times 5^1\times {\mathrm{633943}}^1$

素因数の和:633966

約数の個数: 40

約数和(自身を含む): 3891148272

約数和(自身を除く): 2268254192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 633943, 1267886, 2535772, 3169715, 5071544, 6339430, 10143088, 12678860, 20286176, 25357720, 40572352, 50715440, 81144704, 101430880, 162289408, 202861760, 324578816, 405723520, 811447040, 1622894080]

約数ペア:

[(1, 1622894080), (2, 811447040), (4, 405723520), (5, 324578816), (8, 202861760), (10, 162289408), (16, 101430880), (20, 81144704), (32, 50715440), (40, 40572352), (64, 25357720), (80, 20286176), (128, 12678860), (160, 10143088), (256, 6339430), (320, 5071544), (512, 3169715), (640, 2535772), (1280, 1267886), (2560, 633943)]