7638260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{54559}}^1$

素因数の和:54575

約数の個数: 24

約数和(自身を含む): 18332160

約数和(自身を除く): 10693900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 54559, 109118, 218236, 272795, 381913, 545590, 763826, 1091180, 1527652, 1909565, 3819130, 7638260]

約数ペア:

[(1, 7638260), (2, 3819130), (4, 1909565), (5, 1527652), (7, 1091180), (10, 763826), (14, 545590), (20, 381913), (28, 272795), (35, 218236), (70, 109118), (140, 54559)]