494480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{883}}^1$

素因数の和:903

約数の個数: 40

約数和(自身を含む): 1315392

約数和(自身を除く): 820912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 883, 1766, 3532, 4415, 6181, 7064, 8830, 12362, 14128, 17660, 24724, 30905, 35320, 49448, 61810, 70640, 98896, 123620, 247240, 494480]

約数ペア:

[(1, 494480), (2, 247240), (4, 123620), (5, 98896), (7, 70640), (8, 61810), (10, 49448), (14, 35320), (16, 30905), (20, 24724), (28, 17660), (35, 14128), (40, 12362), (56, 8830), (70, 7064), (80, 6181), (112, 4415), (140, 3532), (280, 1766), (560, 883)]