65472460

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{7457}}^1$

素因数の和:7905

約数の個数: 24

約数和(自身を含む): 137823840

約数和(自身を除く): 72351380

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 4390, 7457, 8780, 14914, 29828, 37285, 74570, 149140, 3273623, 6547246, 13094492, 16368115, 32736230, 65472460]

約数ペア:

[(1, 65472460), (2, 32736230), (4, 16368115), (5, 13094492), (10, 6547246), (20, 3273623), (439, 149140), (878, 74570), (1756, 37285), (2195, 29828), (4390, 14914), (7457, 8780)]