87049060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{621779}}^1$

素因数の和:621795

約数の個数: 24

約数和(自身を含む): 208918080

約数和(自身を除く): 121869020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 621779, 1243558, 2487116, 3108895, 4352453, 6217790, 8704906, 12435580, 17409812, 21762265, 43524530, 87049060]

約数ペア:

[(1, 87049060), (2, 43524530), (4, 21762265), (5, 17409812), (7, 12435580), (10, 8704906), (14, 6217790), (20, 4352453), (28, 3108895), (35, 2487116), (70, 1243558), (140, 621779)]