5178020

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2909}}^1$

素因数の和:3007

約数の個数: 24

約数和(自身を含む): 10999800

約数和(自身を除く): 5821780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 2909, 5818, 11636, 14545, 29090, 58180, 258901, 517802, 1035604, 1294505, 2589010, 5178020]

約数ペア:

[(1, 5178020), (2, 2589010), (4, 1294505), (5, 1035604), (10, 517802), (20, 258901), (89, 58180), (178, 29090), (356, 14545), (445, 11636), (890, 5818), (1780, 2909)]