19074560

素因数分解:

$2^9\times 5^1\times {\mathrm{7451}}^1$

素因数の和:7474

約数の個数: 40

約数和(自身を含む): 45740376

約数和(自身を除く): 26665816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 7451, 14902, 29804, 37255, 59608, 74510, 119216, 149020, 238432, 298040, 476864, 596080, 953728, 1192160, 1907456, 2384320, 3814912, 4768640, 9537280, 19074560]

約数ペア:

[(1, 19074560), (2, 9537280), (4, 4768640), (5, 3814912), (8, 2384320), (10, 1907456), (16, 1192160), (20, 953728), (32, 596080), (40, 476864), (64, 298040), (80, 238432), (128, 149020), (160, 119216), (256, 74510), (320, 59608), (512, 37255), (640, 29804), (1280, 14902), (2560, 7451)]