17228800

素因数分解:

$2^{10}\times 5^2\times {\mathrm{673}}^1$

素因数の和:703

約数の個数: 66

約数和(自身を含む): 42770018

約数和(自身を除く): 25541218

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 673, 800, 1024, 1280, 1346, 1600, 2560, 2692, 3200, 3365, 5120, 5384, 6400, 6730, 10768, 12800, 13460, 16825, 21536, 25600, 26920, 33650, 43072, 53840, 67300, 86144, 107680, 134600, 172288, 215360, 269200, 344576, 430720, 538400, 689152, 861440, 1076800, 1722880, 2153600, 3445760, 4307200, 8614400, 17228800]

約数ペア:

[(1, 17228800), (2, 8614400), (4, 4307200), (5, 3445760), (8, 2153600), (10, 1722880), (16, 1076800), (20, 861440), (25, 689152), (32, 538400), (40, 430720), (50, 344576), (64, 269200), (80, 215360), (100, 172288), (128, 134600), (160, 107680), (200, 86144), (256, 67300), (320, 53840), (400, 43072), (512, 33650), (640, 26920), (673, 25600), (800, 21536), (1024, 16825), (1280, 13460), (1346, 12800), (1600, 10768), (2560, 6730), (2692, 6400), (3200, 5384), (3365, 5120)]