84874390

素因数分解:

$2^1\times 5^1\times {\mathrm{709}}^1\times {\mathrm{11971}}^1$

素因数の和:12687

約数の個数: 16

約数和(自身を含む): 153002160

約数和(自身を除く): 68127770

約数列:

[1, 2, 5, 10, 709, 1418, 3545, 7090, 11971, 23942, 59855, 119710, 8487439, 16974878, 42437195, 84874390]

約数ペア:

[(1, 84874390), (2, 42437195), (5, 16974878), (10, 8487439), (709, 119710), (1418, 59855), (3545, 23942), (7090, 11971)]