9944840

素因数分解:

$2^3\times 5^1\times {\mathrm{248621}}^1$

素因数の和:248632

約数の個数: 16

約数和(自身を含む): 22375980

約数和(自身を除く): 12431140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 248621, 497242, 994484, 1243105, 1988968, 2486210, 4972420, 9944840]

約数ペア:

[(1, 9944840), (2, 4972420), (4, 2486210), (5, 1988968), (8, 1243105), (10, 994484), (20, 497242), (40, 248621)]