3928840

素因数分解:

$2^3\times 5^1\times {\mathrm{98221}}^1$

素因数の和:98232

約数の個数: 16

約数和(自身を含む): 8839980

約数和(自身を除く): 4911140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 98221, 196442, 392884, 491105, 785768, 982210, 1964420, 3928840]

約数ペア:

[(1, 3928840), (2, 1964420), (4, 982210), (5, 785768), (8, 491105), (10, 392884), (20, 196442), (40, 98221)]