39281620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{280583}}^1$

素因数の和:280599

約数の個数: 24

約数和(自身を含む): 94276224

約数和(自身を除く): 54994604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 280583, 561166, 1122332, 1402915, 1964081, 2805830, 3928162, 5611660, 7856324, 9820405, 19640810, 39281620]

約数ペア:

[(1, 39281620), (2, 19640810), (4, 9820405), (5, 7856324), (7, 5611660), (10, 3928162), (14, 2805830), (20, 1964081), (28, 1402915), (35, 1122332), (70, 561166), (140, 280583)]