16891840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{7541}}^1$

素因数の和:7565

約数の個数: 56

約数和(自身を含む): 45976032

約数和(自身を除く): 29084192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 7541, 15082, 30164, 37705, 52787, 60328, 75410, 105574, 120656, 150820, 211148, 241312, 263935, 301640, 422296, 482624, 527870, 603280, 844592, 1055740, 1206560, 1689184, 2111480, 2413120, 3378368, 4222960, 8445920, 16891840]

約数ペア:

[(1, 16891840), (2, 8445920), (4, 4222960), (5, 3378368), (7, 2413120), (8, 2111480), (10, 1689184), (14, 1206560), (16, 1055740), (20, 844592), (28, 603280), (32, 527870), (35, 482624), (40, 422296), (56, 301640), (64, 263935), (70, 241312), (80, 211148), (112, 150820), (140, 120656), (160, 105574), (224, 75410), (280, 60328), (320, 52787), (448, 37705), (560, 30164), (1120, 15082), (2240, 7541)]