13971020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{99793}}^1$

素因数の和:99809

約数の個数: 24

約数和(自身を含む): 33530784

約数和(自身を除く): 19559764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 99793, 199586, 399172, 498965, 698551, 997930, 1397102, 1995860, 2794204, 3492755, 6985510, 13971020]

約数ペア:

[(1, 13971020), (2, 6985510), (4, 3492755), (5, 2794204), (7, 1995860), (10, 1397102), (14, 997930), (20, 698551), (28, 498965), (35, 399172), (70, 199586), (140, 99793)]