8889702940

素因数分解:

$2^2\times 5^1\times {\mathrm{444485147}}^1$

素因数の和:444485156

約数の個数: 12

約数和(自身を含む): 18668376216

約数和(自身を除く): 9778673276

約数列:

[1, 2, 4, 5, 10, 20, 444485147, 888970294, 1777940588, 2222425735, 4444851470, 8889702940]

約数ペア:

[(1, 8889702940), (2, 4444851470), (4, 2222425735), (5, 1777940588), (10, 888970294), (20, 444485147)]