20104687550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{920123}}^1$

素因数の和:920177

約数の個数: 48

約数和(自身を含む): 41074335360

約数和(自身を除く): 20969647810

約数列:

[1, 2, 5, 10, 19, 23, 25, 38, 46, 50, 95, 115, 190, 230, 437, 475, 575, 874, 950, 1150, 2185, 4370, 10925, 21850, 920123, 1840246, 4600615, 9201230, 17482337, 21162829, 23003075, 34964674, 42325658, 46006150, 87411685, 105814145, 174823370, 211628290, 402093751, 437058425, 529070725, 804187502, 874116850, 1058141450, 2010468755, 4020937510, 10052343775, 20104687550]

約数ペア:

[(1, 20104687550), (2, 10052343775), (5, 4020937510), (10, 2010468755), (19, 1058141450), (23, 874116850), (25, 804187502), (38, 529070725), (46, 437058425), (50, 402093751), (95, 211628290), (115, 174823370), (190, 105814145), (230, 87411685), (437, 46006150), (475, 42325658), (575, 34964674), (874, 23003075), (950, 21162829), (1150, 17482337), (2185, 9201230), (4370, 4600615), (10925, 1840246), (21850, 920123)]