20104295890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{287204227}}^1$

素因数の和:287204241

約数の個数: 16

約数和(自身を含む): 41357408832

約数和(自身を除く): 21253112942

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 287204227, 574408454, 1436021135, 2010429589, 2872042270, 4020859178, 10052147945, 20104295890]

約数ペア:

[(1, 20104295890), (2, 10052147945), (5, 4020859178), (7, 2872042270), (10, 2010429589), (14, 1436021135), (35, 574408454), (70, 287204227)]