2017104920

素因数分解:

$2^3\times 5^1\times {\mathrm{10861}}^1\times {\mathrm{4643}}^1$

素因数の和:15515

約数の個数: 32

約数和(自身を含む): 4539881520

約数和(自身を除く): 2522776600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4643, 9286, 10861, 18572, 21722, 23215, 37144, 43444, 46430, 54305, 86888, 92860, 108610, 185720, 217220, 434440, 50427623, 100855246, 201710492, 252138115, 403420984, 504276230, 1008552460, 2017104920]

約数ペア:

[(1, 2017104920), (2, 1008552460), (4, 504276230), (5, 403420984), (8, 252138115), (10, 201710492), (20, 100855246), (40, 50427623), (4643, 434440), (9286, 217220), (10861, 185720), (18572, 108610), (21722, 92860), (23215, 86888), (37144, 54305), (43444, 46430)]