2781239888

素因数分解:

$2^4\times 7^1\times {\mathrm{1009}}^1\times {\mathrm{24611}}^1$

素因数の和:25635

約数の個数: 40

約数和(自身を含む): 6164813760

約数和(自身を除く): 3383573872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1009, 2018, 4036, 7063, 8072, 14126, 16144, 24611, 28252, 49222, 56504, 98444, 113008, 172277, 196888, 344554, 393776, 689108, 1378216, 2756432, 24832499, 49664998, 99329996, 173827493, 198659992, 347654986, 397319984, 695309972, 1390619944, 2781239888]

約数ペア:

[(1, 2781239888), (2, 1390619944), (4, 695309972), (7, 397319984), (8, 347654986), (14, 198659992), (16, 173827493), (28, 99329996), (56, 49664998), (112, 24832499), (1009, 2756432), (2018, 1378216), (4036, 689108), (7063, 393776), (8072, 344554), (14126, 196888), (16144, 172277), (24611, 113008), (28252, 98444), (49222, 56504)]