61429580

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{34511}}^1$

素因数の和:34609

約数の個数: 24

約数和(自身を含む): 130455360

約数和(自身を除く): 69025780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 34511, 69022, 138044, 172555, 345110, 690220, 3071479, 6142958, 12285916, 15357395, 30714790, 61429580]

約数ペア:

[(1, 61429580), (2, 30714790), (4, 15357395), (5, 12285916), (10, 6142958), (20, 3071479), (89, 690220), (178, 345110), (356, 172555), (445, 138044), (890, 69022), (1780, 34511)]