1138595840

素因数分解:

$2^{11}\times 5^1\times {\mathrm{111191}}^1$

素因数の和:111218

約数の個数: 48

約数和(自身を含む): 2731987440

約数和(自身を除く): 1593391600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 111191, 222382, 444764, 555955, 889528, 1111910, 1779056, 2223820, 3558112, 4447640, 7116224, 8895280, 14232448, 17790560, 28464896, 35581120, 56929792, 71162240, 113859584, 142324480, 227719168, 284648960, 569297920, 1138595840]

約数ペア:

[(1, 1138595840), (2, 569297920), (4, 284648960), (5, 227719168), (8, 142324480), (10, 113859584), (16, 71162240), (20, 56929792), (32, 35581120), (40, 28464896), (64, 17790560), (80, 14232448), (128, 8895280), (160, 7116224), (256, 4447640), (320, 3558112), (512, 2223820), (640, 1779056), (1024, 1111910), (1280, 889528), (2048, 555955), (2560, 444764), (5120, 222382), (10240, 111191)]