254244040

素因数分解:

$2^3\times 5^1\times {\mathrm{6356101}}^1$

素因数の和:6356112

約数の個数: 16

約数和(自身を含む): 572049180

約数和(自身を除く): 317805140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6356101, 12712202, 25424404, 31780505, 50848808, 63561010, 127122020, 254244040]

約数ペア:

[(1, 254244040), (2, 127122020), (4, 63561010), (5, 50848808), (8, 31780505), (10, 25424404), (20, 12712202), (40, 6356101)]