16980800

素因数分解:

$2^6\times 5^2\times {\mathrm{10613}}^1$

素因数の和:10635

約数の個数: 42

約数和(自身を含む): 41787318

約数和(自身を除く): 24806518

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 10613, 21226, 42452, 53065, 84904, 106130, 169808, 212260, 265325, 339616, 424520, 530650, 679232, 849040, 1061300, 1698080, 2122600, 3396160, 4245200, 8490400, 16980800]

約数ペア:

[(1, 16980800), (2, 8490400), (4, 4245200), (5, 3396160), (8, 2122600), (10, 1698080), (16, 1061300), (20, 849040), (25, 679232), (32, 530650), (40, 424520), (50, 339616), (64, 265325), (80, 212260), (100, 169808), (160, 106130), (200, 84904), (320, 53065), (400, 42452), (800, 21226), (1600, 10613)]