8379366920

素因数分解:

$2^3\times 5^1\times {\mathrm{209484173}}^1$

素因数の和:209484184

約数の個数: 16

約数和(自身を含む): 18853575660

約数和(自身を除く): 10474208740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 209484173, 418968346, 837936692, 1047420865, 1675873384, 2094841730, 4189683460, 8379366920]

約数ペア:

[(1, 8379366920), (2, 4189683460), (4, 2094841730), (5, 1675873384), (8, 1047420865), (10, 837936692), (20, 418968346), (40, 209484173)]