2044220800

素因数分解:

$2^7\times 5^2\times {\mathrm{638819}}^1$

素因数の和:638843

約数の個数: 48

約数和(自身を含む): 5049872100

約数和(自身を除く): 3005651300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 638819, 1277638, 2555276, 3194095, 5110552, 6388190, 10221104, 12776380, 15970475, 20442208, 25552760, 31940950, 40884416, 51105520, 63881900, 81768832, 102211040, 127763800, 204422080, 255527600, 408844160, 511055200, 1022110400, 2044220800]

約数ペア:

[(1, 2044220800), (2, 1022110400), (4, 511055200), (5, 408844160), (8, 255527600), (10, 204422080), (16, 127763800), (20, 102211040), (25, 81768832), (32, 63881900), (40, 51105520), (50, 40884416), (64, 31940950), (80, 25552760), (100, 20442208), (128, 15970475), (160, 12776380), (200, 10221104), (320, 6388190), (400, 5110552), (640, 3194095), (800, 2555276), (1600, 1277638), (3200, 638819)]