81743060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{583879}}^1$

素因数の和:583895

約数の個数: 24

約数和(自身を含む): 196183680

約数和(自身を除く): 114440620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 583879, 1167758, 2335516, 2919395, 4087153, 5838790, 8174306, 11677580, 16348612, 20435765, 40871530, 81743060]

約数ペア:

[(1, 81743060), (2, 40871530), (4, 20435765), (5, 16348612), (7, 11677580), (10, 8174306), (14, 5838790), (20, 4087153), (28, 2919395), (35, 2335516), (70, 1167758), (140, 583879)]