4389986990

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4027511}}^1$

素因数の和:4027627

約数の個数: 16

約数和(自身を含む): 7974473760

約数和(自身を除く): 3584486770

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 4027511, 8055022, 20137555, 40275110, 438998699, 877997398, 2194993495, 4389986990]

約数ペア:

[(1, 4389986990), (2, 2194993495), (5, 877997398), (10, 438998699), (109, 40275110), (218, 20137555), (545, 8055022), (1090, 4027511)]