4372840

素因数分解:

$2^3\times 5^1\times {\mathrm{109321}}^1$

素因数の和:109332

約数の個数: 16

約数和(自身を含む): 9838980

約数和(自身を除く): 5466140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109321, 218642, 437284, 546605, 874568, 1093210, 2186420, 4372840]

約数ペア:

[(1, 4372840), (2, 2186420), (4, 1093210), (5, 874568), (8, 546605), (10, 437284), (20, 218642), (40, 109321)]