40454120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{144479}}^1$

素因数の和:144497

約数の個数: 32

約数和(自身を含む): 104025600

約数和(自身を除く): 63571480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 144479, 288958, 577916, 722395, 1011353, 1155832, 1444790, 2022706, 2889580, 4045412, 5056765, 5779160, 8090824, 10113530, 20227060, 40454120]

約数ペア:

[(1, 40454120), (2, 20227060), (4, 10113530), (5, 8090824), (7, 5779160), (8, 5056765), (10, 4045412), (14, 2889580), (20, 2022706), (28, 1444790), (35, 1155832), (40, 1011353), (56, 722395), (70, 577916), (140, 288958), (280, 144479)]