87539060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{625279}}^1$

素因数の和:625295

約数の個数: 24

約数和(自身を含む): 210094080

約数和(自身を除く): 122555020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 625279, 1250558, 2501116, 3126395, 4376953, 6252790, 8753906, 12505580, 17507812, 21884765, 43769530, 87539060]

約数ペア:

[(1, 87539060), (2, 43769530), (4, 21884765), (5, 17507812), (7, 12505580), (10, 8753906), (14, 6252790), (20, 4376953), (28, 3126395), (35, 2501116), (70, 1250558), (140, 625279)]