40956440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{146273}}^1$

素因数の和:146291

約数の個数: 32

約数和(自身を含む): 105317280

約数和(自身を除く): 64360840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 146273, 292546, 585092, 731365, 1023911, 1170184, 1462730, 2047822, 2925460, 4095644, 5119555, 5850920, 8191288, 10239110, 20478220, 40956440]

約数ペア:

[(1, 40956440), (2, 20478220), (4, 10239110), (5, 8191288), (7, 5850920), (8, 5119555), (10, 4095644), (14, 2925460), (20, 2047822), (28, 1462730), (35, 1170184), (40, 1023911), (56, 731365), (70, 585092), (140, 292546), (280, 146273)]