40740028

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{76579}}^1$

素因数の和:76609

約数の個数: 24

約数和(自身を含む): 85769600

約数和(自身を除く): 45029572

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 76579, 153158, 306316, 536053, 1072106, 1455001, 2144212, 2910002, 5820004, 10185007, 20370014, 40740028]

約数ペア:

[(1, 40740028), (2, 20370014), (4, 10185007), (7, 5820004), (14, 2910002), (19, 2144212), (28, 1455001), (38, 1072106), (76, 536053), (133, 306316), (266, 153158), (532, 76579)]