214405460

素因数分解:

$2^2\times 5^1\times {\mathrm{1433}}^1\times {\mathrm{7481}}^1$

素因数の和:8923

約数の個数: 24

約数和(自身を含む): 450625896

約数和(自身を除く): 236220436

約数列:

[1, 2, 4, 5, 10, 20, 1433, 2866, 5732, 7165, 7481, 14330, 14962, 28660, 29924, 37405, 74810, 149620, 10720273, 21440546, 42881092, 53601365, 107202730, 214405460]

約数ペア:

[(1, 214405460), (2, 107202730), (4, 53601365), (5, 42881092), (10, 21440546), (20, 10720273), (1433, 149620), (2866, 74810), (5732, 37405), (7165, 29924), (7481, 28660), (14330, 14962)]