212820102070

素因数分解:

$2^1\times 5^1\times {\mathrm{5209}}^1\times {\mathrm{4085623}}^1$

素因数の和:4090839

約数の個数: 16

約数和(自身を含む): 383149818720

約数和(自身を除く): 170329716650

約数列:

[1, 2, 5, 10, 5209, 10418, 26045, 52090, 4085623, 8171246, 20428115, 40856230, 21282010207, 42564020414, 106410051035, 212820102070]

約数ペア:

[(1, 212820102070), (2, 106410051035), (5, 42564020414), (10, 21282010207), (5209, 40856230), (10418, 20428115), (26045, 8171246), (52090, 4085623)]