17920340080

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1763813}}^1$

素因数の和:1763953

約数の個数: 40

約数和(自身を含む): 41992883712

約数和(自身を除く): 24072543632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 1763813, 3527626, 7055252, 8819065, 14110504, 17638130, 28221008, 35276260, 70552520, 141105040, 224004251, 448008502, 896017004, 1120021255, 1792034008, 2240042510, 3584068016, 4480085020, 8960170040, 17920340080]

約数ペア:

[(1, 17920340080), (2, 8960170040), (4, 4480085020), (5, 3584068016), (8, 2240042510), (10, 1792034008), (16, 1120021255), (20, 896017004), (40, 448008502), (80, 224004251), (127, 141105040), (254, 70552520), (508, 35276260), (635, 28221008), (1016, 17638130), (1270, 14110504), (2032, 8819065), (2540, 7055252), (5080, 3527626), (10160, 1763813)]