1948656460

素因数分解:

$2^2\times 5^1\times {\mathrm{1559}}^1\times {\mathrm{62497}}^1$

素因数の和:64065

約数の個数: 24

約数和(自身を含む): 4094868960

約数和(自身を除く): 2146212500

約数列:

[1, 2, 4, 5, 10, 20, 1559, 3118, 6236, 7795, 15590, 31180, 62497, 124994, 249988, 312485, 624970, 1249940, 97432823, 194865646, 389731292, 487164115, 974328230, 1948656460]

約数ペア:

[(1, 1948656460), (2, 974328230), (4, 487164115), (5, 389731292), (10, 194865646), (20, 97432823), (1559, 1249940), (3118, 624970), (6236, 312485), (7795, 249988), (15590, 124994), (31180, 62497)]