40847120

素因数分解:

$2^4\times 5^1\times {\mathrm{510589}}^1$

素因数の和:510602

約数の個数: 20

約数和(自身を含む): 94969740

約数和(自身を除く): 54122620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 510589, 1021178, 2042356, 2552945, 4084712, 5105890, 8169424, 10211780, 20423560, 40847120]

約数ペア:

[(1, 40847120), (2, 20423560), (4, 10211780), (5, 8169424), (8, 5105890), (10, 4084712), (16, 2552945), (20, 2042356), (40, 1021178), (80, 510589)]