9824840

素因数分解:

$2^3\times 5^1\times {\mathrm{245621}}^1$

素因数の和:245632

約数の個数: 16

約数和(自身を含む): 22105980

約数和(自身を除く): 12281140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 245621, 491242, 982484, 1228105, 1964968, 2456210, 4912420, 9824840]

約数ペア:

[(1, 9824840), (2, 4912420), (4, 2456210), (5, 1964968), (8, 1228105), (10, 982484), (20, 491242), (40, 245621)]