27431630

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{409}}^1$

素因数の和:788

約数の個数: 32

約数和(自身を含む): 52250400

約数和(自身を除く): 24818770

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 353, 409, 706, 818, 1765, 2045, 3530, 4090, 6707, 7771, 13414, 15542, 33535, 38855, 67070, 77710, 144377, 288754, 721885, 1443770, 2743163, 5486326, 13715815, 27431630]

約数ペア:

[(1, 27431630), (2, 13715815), (5, 5486326), (10, 2743163), (19, 1443770), (38, 721885), (95, 288754), (190, 144377), (353, 77710), (409, 67070), (706, 38855), (818, 33535), (1765, 15542), (2045, 13414), (3530, 7771), (4090, 6707)]